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Elenco dei risultati
- File:Patent-GB-488541.pdf + (Improvements in Fountain-pens)
- File:Patent-GB-190814947.pdf + (Improvements in Lead Pencil Protectors)
- File:Patent-GB-247038.pdf + (Improvements in Methods of Working Upon Surfaces of Ebonite and other Vulcanized Rubber Articles)
- File:Patent-GB-729639.pdf + (Improvements in Nib Sections for Fountain Pens)
- File:Patent-GB-679783.pdf + (Improvements in Nib Sections for Fountain Pens)
- File:Patent-GB-656673.pdf + (Improvements in Nib Sections for Fountain Pens)
- File:Patent-GB-729729.pdf + (Improvements in Nib-Sections for Fountain Pens)
- File:Patent-GB-191101051.pdf + (Improvements in Pen Holders)
- File:Patent-GB-191210727.pdf + (Improvements in Pen Holders)
- File:Patent-GB-190708313.pdf + (Improvements in Pen-nibs for use in connection with Fountain and other Pens)
- File:Patent-GB-190603690.pdf + (Improvements in Pencil Cases)
- File:Patent-GB-190616715.pdf + (Improvements in Pencil-cases)
- File:Patent-GB-191026585.pdf + (Improvements in Pens Nibs or Styles)
- File:Patent-GB-283677.pdf + (Improvements in Propelling Pencils)
- File:Patent-GB-100592.pdf + (Improvements in Refill Lead Pencils)
- File:Patent-GB-375457.pdf + (Improvements in Reservoir Fountain Pens)
- File:Patent-GB-289969.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-270915.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-190720065.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-239274.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-190821631.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-190916587.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-190428533.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-705613.pdf + (Improvements in Self-Filling Ball Point Pens)
- File:Patent-GB-118118.pdf + (Improvements in Self-filling Fountain Pens)
- File:Patent-GB-191505790.pdf + (Improvements in Self-filling Fountain Pens)
- File:Patent-GB-190909893.pdf + (Improvements in Self-filling Fountain Pens)
- File:Patent-GB-127562.pdf + (Improvements in Stylographic Fountain Pens)
- File:Patent-GB-190804840.pdf + (Improvements in Stylographic Pens)
- File:Patent-GB-190918450.pdf + (Improvements in Stylographic Pens)
- File:Patent-GB-190524851.pdf + (Improvements in Stylographic Pens)
- File:Patent-GB-190108860.pdf + (Improvements in Stylographic Pens)
- File:Patent-GB-190515547.pdf + (Improvements in a Certain Part of Fountain Pens)
- File:Patent-GB-337794.pdf + (Improvements in and connected with Fountain Pens)
- File:Patent-GB-191309185.pdf + (Improvements in and connected with Fountain Pens)
- File:Patent-GB-190929406.pdf + (Improvements in and connected with Fountain Pens and the like)
- File:Patent-GB-191412837.pdf + (Improvements in and connected with Fountain and like Pens)
- File:Patent-GB-337835.pdf + (Improvements in and connected with Self-filling Fountain Pens)
- File:Patent-GB-375458.pdf + (Improvements in and connected with Self-filling Fountain Pens)
- File:Patent-GB-190507113.pdf + (Improvements in and relating to Cases or Holders for Fountain Pens, Pencils and the like)
- File:Patent-GB-190601860.pdf + (Improvements in and relating to Cases or Holders for Fountain Pens, Pencils and the like)
- File:Patent-GB-128009.pdf + (Improvements in and relating to Fountain Pen Clips)
- File:Patent-GB-190804024.pdf + (Improvements in and relating to Fountain Pen Nibs)
- File:Patent-GB-190809818.pdf + (Improvements in and relating to Fountain Pen Nibs)
- File:Patent-GB-445752.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-191218716.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-442262.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-469699.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-125906.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-127532.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-273357.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-269614.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-469496.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-620605.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-190719977.pdf + (Improvements in and relating to Fountain and Stylographic Pens)
- File:Patent-GB-364436.pdf + (Improvements in and relating to Fountain-pens)
- File:Patent-GB-406073.pdf + (Improvements in and relating to Ink Wells and in particular Ink Wells suitable for use with Self-filling Fountain Pens)
- File:Patent-GB-190812001.pdf + (Improvements in and relating to Ink-stands)
- File:Patent-GB-190721882.pdf + (Improvements in and relating to Loose Leaf Ledgers, Binders and the like)
- File:Patent-GB-608987.pdf + (Improvements in and relating to Pen Nibs)
- File:Patent-GB-191303456.pdf + (Improvements in and relating to Pens or Nibs)
- File:Patent-GB-621241.pdf + (Improvements in and relating to Sac Self-Filling Fountain Pens)
- File:Patent-GB-129115.pdf + (Improvements in and relating to Self-filling Fountain Pens)
- File:Patent-GB-595572.pdf + (Improvements in and relating to Self-filling Fountain Pens)
- File:Patent-GB-1255389.pdf + (Improvements in and relating to a writing instruments)
- File:Patent-GB-685706.pdf + (Improvements in and relating to ball point pens)
- File:Patent-GB-1150333.pdf + (Improvements in and relating to ball-point pens)
- File:Patent-GB-520445.pdf + (Improvements in and relating to closures for containers for liquids)
- File:Patent-GB-502381.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-186818.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-175382.pdf + (Improvements in and relating to fountain pens)
- File:Patent-FR-25039E.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-215803.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-344185.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-607060.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-612868.pdf + (Improvements in and relating to fountain pens, propelling pencils and like writing instruments)
- File:Patent-GB-573545.pdf + (Improvements in and relating to immersion testing apparatus)
- File:Patent-GB-238288.pdf + (Improvements in and relating to ink bottles and the like)
- File:Patent-GB-474736.pdf + (Improvements in and relating to magazine lead pencils with selectively interchangeable lead holders)
- File:Patent-GB-478118.pdf + (Improvements in and relating to magazine lead pencils with selectively interchangeable lead holders)
- File:Patent-GB-1058094.pdf + (Improvements in and relating to paper clips)
- File:Patent-GB-212564.pdf + (Improvements in and relating to pen-holders)
- File:Patent-GB-182234.pdf + (Improvements in and relating to propelling actions or devices for pencil holders)
- File:Patent-GB-598726.pdf + (Improvements in and relating to self-filling fountain pens)
- File:Patent-GB-151753.pdf + (Improvements in and relating to the filling of fountain pens)
- File:Patent-GB-397736.pdf + (Improvements in and relating to twin fountain pens)
- File:Patent-GB-482097.pdf + (Improvements in and relating to writing implement having interchangeable leads)
- File:Patent-GB-265005.pdf + (Improvements in art of manufacturing fountain pen caps and barrels)
- File:Patent-GB-570091.pdf + (Improvements in flow testing apparatus)
- File:Patent-GB-151844.pdf + (Improvements in fountain and other reservoir pens)
- File:Patent-GB-235447.pdf + (Improvements in fountain or reservoir pens)
- File:Patent-GB-334913.pdf + (Improvements in fountain pen)
- File:Patent-US-174965.pdf + (Improvements in fountain pen)
- File:Patent-GB-708633.pdf + (Improvements in fountain pens)
- File:Patent-GB-352184.pdf + (Improvements in fountain pens)
- File:Patent-GB-416648.pdf + (Improvements in fountain pens)
- File:Patent-GB-738754.pdf + (Improvements in fountain pens)
- File:Patent-GB-524710.pdf + (Improvements in fountain pens)
- File:Patent-GB-469484.pdf + (Improvements in fountain pens)
- File:Patent-GB-169616.pdf + (Improvements in fountain pens)
- File:Patent-GB-612870.pdf + (Improvements in fountain pens)
- File:Patent-GB-739284.pdf + (Improvements in fountain pens)
- File:Patent-GB-795902.pdf + (Improvements in fountain pens)
- File:Patent-GB-164043.pdf + (Improvements in fountain pens)
- File:Patent-GB-238110.pdf + (Improvements in fountain pens of the automatic filling type)
- File:Patent-GB-639958.pdf + (Improvements in fountain pens, propelling pencils and the like)
- File:Patent-US-199621.pdf + (Improvements in fountain-pens)
- File:Patent-US-148999.pdf + (Improvements in inkstands)
- File:Patent-GB-191007239.pdf + (Improvements in or connected with "Self-filling" Reservoir Pens)
- File:Patent-GB-190905849.pdf + (Improvements in or connected with Reservoir-pens)
- File:Patent-GB-321309.pdf + (Improvements in or in connection with show or display cards)
- File:Patent-GB-359830.pdf + (Improvements in or relating to Calendars or Date Indicators)
- File:Patent-GB-245448.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-288176.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-303699.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-351734.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-595652.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-435482.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-392482.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-312180.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-297194.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-473481.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-523717.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-885375.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-885374.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-141071.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-146930.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191508198.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-418734.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-666145.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-609128.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-190823642.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191126950.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191400948.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191507408.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191516665.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-101895.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-754680.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-291607.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-190308198.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-110270.pdf + (Improvements in or relating to Fountain and Stylographic Pens)
- File:Patent-GB-191211520.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-191116979.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-414929.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-182620.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-435065.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-454040.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-396879.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-191220490.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-263341.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-191502959.pdf + (Improvements in or relating to Fountain or Reservoir Pens Pens)
- File:Patent-GB-191330070.pdf + (Improvements in or relating to Magazine Pencils)
- File:Patent-GB-409074.pdf + (Improvements in or relating to Pencils)
- File:Patent-GB-586917.pdf + (Improvements in or relating to Pens)
- File:Patent-GB-410437.pdf + (Improvements in or relating to Reservoir Pens)
- File:Patent-GB-450343.pdf + (Improvements in or relating to Reservoir Pens)
- File:Patent-GB-420164.pdf + (Improvements in or relating to Retaining Means for Fountain Pens, Propelling Pencils, and the like in Garment Pockets)
- File:Patent-GB-191129078.pdf + (Improvements in or relating to Self-filling Fountain or Reservoir Pens)
- File:Patent-GB-191310028.pdf + (Improvements in or relating to Self-filling Reservoir Pens)
- File:Patent-GB-380267.pdf + (Improvements in or relating to Stands for Pens and the like)
- File:Patent-GB-363935.pdf + (Improvements in or relating to Stands for Pens and the like)
- File:Patent-GB-191203230.pdf + (Improvements in or relating to Stylographic Pens)
- File:Patent-GB-191316916.pdf + (Improvements in or relating to Stylographic Pens)
- File:Patent-GB-304922.pdf + (Improvements in or relating to Stylographic Pens or Ink Pencils)
- File:Patent-GB-191211730.pdf + (Improvements in or relating to Stylographic Reservoir Pens)
- File:Patent-GB-1017342.pdf + (Improvements in or relating to Synthetic-Material Cartridges for Liquids)
- File:Patent-GB-414250.pdf + (Improvements in or relating to Writing Points or Nibs)
- File:Patent-US-2051337.pdf + (Improvements in or relating to Writing Points or Nibs)
- File:Patent-GB-284412.pdf + (Improvements in or relating to containers for liquid or semiliquid adhesives)
- File:Patent-GB-330009.pdf + (Improvements in or relating to desk stands suitable for fountain pens and the like)
- File:Patent-GB-541190.pdf + (Improvements in or relating to fountain pens, propelling pencils and the like)
- File:Patent-GB-501523.pdf + (Improvements in or relating to fountain pens, propelling pencils and the like)
- File:Patent-GB-228672.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-232519.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-323129.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-146632.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-159119.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-256814.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-202093.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-329164.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-CA-264967.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-495659.pdf + (Improvements in or relating to fountain pen barrels and the like)
- File:Patent-GB-497169.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-318982.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-619349.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-420064.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-575341.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-623767.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-412610.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-896958.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-621822.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-635144.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-141075.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-149315.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-237472.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-491876.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-478651.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-612956.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-903560.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-903559.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-927251.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-948431.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-807974.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-229928.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-646726.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-348036.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-666830.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-194895.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-224084.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-243110.pdf + (Improvements in or relating to fountain pens)
- File:Patent-DK-76166.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-451168.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-451167.pdf + (Improvements in or relating to fountain pens)
- File:Patent-CA-238293.pdf + (Improvements in or relating to fountain pens and the like)
- File:Patent-GB-728188.pdf + (Improvements in or relating to fountain pens comprising an ink cartridge)
- File:Patent-GB-569286.pdf + (Improvements in or relating to ink reservoir pens)
- File:Patent-GB-217783.pdf + (Improvements in or relating to means for retaining pens, pencils, and the like, in the pockets of garments)
- File:Patent-GB-183340.pdf + (Improvements in or relating to means for retaining pens, pencils, and the like in the pockets of garments)
- File:Patent-GB-360918.pdf + (Improvements in or relating to means for attaching clips to fountain pen caps and the like)
- File:Patent-GB-330010.pdf + (Improvements in or relating to means for attaching clips to fountain pen caps and the like)
- File:Patent-GB-424069.pdf + (Improvements in or relating to mechanically operated lead pencils)
- File:Patent-GB-638420.pdf + (Improvements in or relating to multiple lead pencils)
- File:Patent-GB-373123.pdf + (Improvements in or relating to pen nibs)
- File:Patent-GB-479937.pdf + (Improvements in or relating to pencil holders)
- File:Patent-GB-399592.pdf + (Improvements in or relating to pencil holders)
- File:Patent-GB-412286.pdf + (Improvements in or relating to pencils)
- File:Patent-GB-373756.pdf + (Improvements in or relating to pouring devices for attachment to bottles and other containers)
- File:Patent-GB-336190.pdf + (Improvements in or relating to propeller pencils)
- File:Patent-GB-480717.pdf + (Improvements in or relating to propelling pencils)
- File:Patent-GB-184071.pdf + (Improvements in or relating to reservoir pen-holders)
- File:Patent-GB-374274.pdf + (Improvements in or relating to reservoir pens)
- File:Patent-GB-842854.pdf + (Improvements in or relating to reservoir writing instruments)
- File:Patent-GB-793269.pdf + (Improvements in or relating to reservoir writing instruments of the ball-point type)
- File:Patent-GB-330144.pdf + (Improvements in or relating to rests for pens, pencils or the like)
- File:Patent-GB-471612.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-457212.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-514513.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-527422.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-616010.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-439182.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-487942.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-475970.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-474893.pdf + (Improvements in or relating to stylographic pens)
- File:Patent-GB-511521.pdf + (Improvements in or relating to stylographic pens)
- File:Patent-GB-1017343.pdf + (Improvements in or relating to the Manufacture of Containers of Elongated Shape)
- File:Patent-US-122047.pdf + (Improvements in pen and pencil case)
- File:Patent-GB-236475.pdf + (Improvements in pencil cases)
- File:Patent-GB-202183.pdf + (Improvements in pencil holders)
- File:Patent-GB-171154.pdf + (Improvements in pencil holders)
- File:Patent-GB-179145.pdf + (Improvements in pencils)
- File:Patent-GB-456888.pdf + (Improvements in pens, pencils, and similar writing instruments)
- File:Patent-GB-621354.pdf + (Improvements in pocket clips for fountain pens, pencils and the like)
- File:Patent-GB-636823.pdf + (Improvements in pocket clips for fountain pens, pencils and the like)
- File:Patent-GB-679065.pdf + (Improvements in pocket clips for fountain pens, pencils and the like)
- File:Patent-GB-345712.pdf + (Improvements in propelling pencils)
- File:Patent-GB-666508.pdf + (Improvements in reservoir pens)
- File:Patent-GB-220793.pdf + (Improvements in reservoir pens)
- File:Patent-GB-185512.pdf + (Improvements in reservoir pens and the like)
- File:Patent-GB-1039667.pdf + (Improvements in reservoir writing, drawing or marking instruments)
- File:Patent-GB-1017991.pdf + (Improvements in self-filling fountain pen)
- File:Patent-GB-451275.pdf + (Improvements in self-filling fountain pens)
- File:Patent-GB-480965.pdf + (Improvements in self-filling fountain pens)
- File:Patent-GB-532979.pdf + (Improvements in self-filling fountain pens)
- File:Patent-GB-213142.pdf + (Improvements in self-filling reservoir pens)
- File:Patent-GB-326242.pdf + (Improvements in self-filling sac pens)
- File:Patent-US-217888.pdf + (Improvements in stylographic fountain-pens)
- File:Patent-GB-525411.pdf + (Improvements in stylographs)
- File:Patent-GB-225200.pdf + (Improvements in the manufacture of pens)
- File:Patent-GB-260304.pdf + (Improvements in tools for poster writing)
- File:Patent-GB-634823.pdf + (Improvements in writing instruments)
- File:Patent-GB-207904.pdf + (Improvements in, or relating to fountain pens)
- File:Patent-GB-390585.pdf + (Improvements in, or relating to, Fountain Pens)
- File:Patent-GB-713536.pdf + (Improvements relating to Fountain Pens)
- File:Patent-GB-517388.pdf + (Improvements relating to Fountain Pens)
- File:Patent-GB-484593.pdf + (Improvements relating to fountain pens)
- File:Patent-GB-688902.pdf + (Improvements relating to fountain pens)
- File:Patent-GB-222913.pdf + (Improvements relating to polishing machines)
- File:Patent-GB-495419.pdf + (Improvements relating to propelling pencils)
- File:Patent-GB-472380.pdf + (Improvements relating to propelling pencils)
- File:Patent-GB-610253.pdf + (Improvements relating to self-filling fountain pens)
- File:Patent-US-1932765.pdf + (Ink bottle)
- File:Patent-US-1671125.pdf + (Ink cartridge)
- File:Patent-US-2258030.pdf + (Ink container)
- File:Patent-US-2619070.pdf + (Ink feed and overflow collector means for fountain pens)
- File:Patent-US-2304832.pdf + (Ink feeding means for writing pens)
- File:Patent-US-1524068.pdf + (Ink pencil)
- File:Patent-US-1959959.pdf + (Ink phial or filler)
- File:Patent-US-2690739.pdf + (Ink reservoir and flow control)
- File:Patent-US-2431015.pdf + (Ink reservoir pen)
- File:Patent-US-2758568.pdf + (Ink wells)
- File:Patent-US-1372608.pdf + (Ink-content-indicating fountain-pen)
- File:Patent-US-1085714.pdf + (Ink-pencil)
- File:Patent-US-733491.pdf + (Inking appliance)
- File:Patent-US-1902091.pdf + (Inkstand)
- File:Patent-US-324393.pdf + (Inkstand)
- File:Patent-US-19613.pdf + (Inkstand)
- File:Patent-US-38863.pdf + (Inkstand)
- File:Patent-US-1473701.pdf + (Inkstand for soluble ink)
- File:Patent-NL-81874.pdf + (Inktgeleider voor een vulpenhouder)
- File:Patent-US-2002092.pdf + (Inkwell)
- File:Patent-US-2621629.pdf + (Inkwell)
- File:Patent-US-2152161.pdf + (Inlaid article and method of inlaying)
- File:Patent-US-087661.pdf + (Inprovements in pens)
- File:Patent-FR-1374829.pdf + (Instrument d'écriture, notamment stylographe, dont la partie antérieure comporte des emplacements d'appui pour les doigts)
- File:Patent-FR-1002930.pdf + (Instrument graphique)
- File:Patent-CH-264326.pdf + (Instrument à écrire)
- File:Patent-US-2136290.pdf + (Interchangeable lead pencil)
- File:Patent-US-2163515.pdf + (Interchangeable lead pencil)
- File:Patent-DE-1274927.pdf + (Kappenloser Fuellfederhalter)
- File:Patent-DE-894217.pdf + (Klipp fuer Fuellhalter u. dgl.)
- File:Patent-DE-1611226U.pdf + (Klipps fuer Fuellhalter u.dgl.)
- File:Patent-DE-638176.pdf + (Kolben für Füllfederhalter)
- File:Patent-DE-639697.pdf + (Kolben für Füllfederhalter)
- File:Patent-DE-963224.pdf + (Kolben für Füllfederhalter)
- File:Patent-DE-732603.pdf + (Kolben für Füllfederhalter)
- File:Patent-DE-1603608U.pdf + (Kolbendichtung für Füllfederhalter)
- File:Patent-DE-696573.pdf + (Kolbenfuellfederhalter mit einem auf der Schraubspindel des Kolbens axial verschiebbaren Drehknopf)
- File:Patent-DE-746437.pdf + (Kolbenfüllfederhalter mit einer aus drei oder mehr teleskopartig ineinanderschraubbaren Gliedern bestehenden Kolbenstange)
- File:Patent-DE-683548.pdf + (Kolbenfüllfederhalter mit einer aus drei oder mehr teleskopartig ineinanderschraubbaren Gliedern bestehenden Kolbenstange)
- File:Patent-DE-680292.pdf + (Kolbenfüllfederhalter mit einer aus teleskopartig ineinander verschraubbaren Teilen bestehenden Kolbenstange)
- File:Patent-DE-701860.pdf + (Korrosionsbeständige Schreibfeder, insbesondere für Füllfederhalter)
- File:Patent-DE-806332.pdf + (Kugelschreiber)
- File:Patent-DE-1612403U.pdf + (Kugelschreiber für Pasten und Tintenfüllung)
- File:Patent-DE-1636577U.pdf + (Kugelschreiber mit Tintenfuellung)
- File:Patent-DE-832720.pdf + (Kugelschreiber mit Tintenfuellung)
- File:Patent-DE-806331.pdf + (Kugelschreiber mit Vorratsbehaelter für Schreibflüssigkeit)
- File:Patent-DE-817415.pdf + (Kugelschreiber mit in der Halterkappe angeordnetem Dichtungspolster)
- File:Patent-US-263392.pdf + (Lead and crayon holder)
- File:Patent-US-2078433.pdf + (Lead feeding pencil)
- File:Patent-US-1151016.pdf + (Lead pencil)
- File:Patent-US-1484077.pdf + (Lead pencil)
- File:Patent-US-292313.pdf + (Lead-holder for pencils)
- File:Patent-DE-411787.pdf + (Leicht loesbare Befestigung der Feder am Fuellhalter)
- File:Patent-US-2224162.pdf + (Letter opener)
- File:Patent-US-1486973.pdf + (Lettering pen)
- File:Patent-US-1537226.pdf + (Lever filler for fountain pens with metal casings)
- File:Patent-US-1475953.pdf + (Lever for self-filler fountain pens)
- File:Patent-US-1673579.pdf + (Lever for self-filling fountain pens)
- File:Patent-US-1263808.pdf + (Lever self-filler fountain-pen)
- File:Patent-US-1194510.pdf + (Lever-Filler Fountain-pen)
- File:Patent-US-1328215.pdf + (Lever-filler for fountain-pens)
- File:Patent-US-1472963.pdf + (Lever-filler fountain pen)
- File:Patent-US-1957677.pdf + (Liquid container and housing)
- File:Patent-US-2811948.pdf + (Locking device for fountain pen)
- File:Patent-GB-266338.pdf + (Loose lead pencil holder)
- File:Patent-US-2318977.pdf + (Machine for inlaying)
- File:Patent-US-1708671.pdf + (Machine for writing a plurality of signatures)
- File:Patent-US-1411715.pdf + (Magazine Pencil)
- File:Patent-US-1533087.pdf + (Magazine pencil)
- File:Patent-US-1720717.pdf + (Magazine pencil)
- File:Patent-US-1833244.pdf + (Magazine pencil)
- File:Patent-US-1489590.pdf + (Magazine pencil)
- File:Patent-US-1551604.pdf + (Magazine pencil)
- File:Patent-US-1551601.pdf + (Magazine pencil)
- File:Patent-US-1742711.pdf + (Magazine pencil)
- File:Patent-US-1236069.pdf + (Magazine pencil)
- File:Patent-US-1567910.pdf + (Magazine pencil)
- File:Patent-US-1846604.pdf + (Magazine pencil)
- File:Patent-US-2504420.pdf + (Magazine pencil with rotary lead propelling means)
- File:Patent-DE-369345.pdf + (Magazinschreibstift)
- File:Patent-US-2510634.pdf + (Magnetic desk set)
- File:Patent-US-2159002.pdf + (Manufacture of metal stock)
- File:Patent-US-2159003.pdf + (Manufacture of writing pens)
- File:Patent-US-2228250.pdf + (Manufacture of writing pens)
- File:Patent-US-2396058.pdf + (Marking pen)
- File:Patent-US-2254975.pdf + (Material for pen tips)
- File:Patent-US-1735199.pdf + (Means and method of assembling nibs and feed members for fountain pens)
- File:Patent-US-716489.pdf + (Means for attaching caps to fountain or other pens)
- File:Patent-GB-432142.pdf + (Means for filling the necks of bottles)
- File:Patent-US-1867932.pdf + (Means for making pen nibs)
- File:Patent-US-1450162.pdf + (Means for retaining pens, pencils, and the like in the pockets of garments)
- File:Patent-US-1649142.pdf + (Mechanical date indicator)
- File:Patent-US-2427243.pdf + (Mechanical ink pencil)
- File:Patent-US-2427033.pdf + (Mechanical ink pencil)
- File:Patent-US-2186869.pdf + (Mechanical magazine pencil)
- File:Patent-US-1425871.pdf + (Mechanical pencil)
- File:Patent-US-1556701.pdf + (Mechanical pencil)
- File:Patent-US-1905920.pdf + (Mechanical pencil)
- File:Patent-US-2072711.pdf + (Mechanical pencil)
- File:Patent-US-1694945.pdf + (Mechanical pencil)
- File:Patent-US-1613810.pdf + (Mechanical pencil)
- File:Patent-US-1130741.pdf + (Mechanical pencil)
- File:Patent-US-1344434.pdf + (Mechanical pencil)
- File:Patent-US-1349025.pdf + (Mechanical pencil)
- File:Patent-US-1437180.pdf + (Mechanical pencil)
- File:Patent-US-1920770.pdf + (Mechanical pencil)
- File:Patent-US-2353177.pdf + (Mechanical pencil)
- File:Patent-US-1892145.pdf + (Mechanical pencil)
- File:Patent-US-2484640.pdf + (Mechanical pencil)
- File:Patent-US-1490245.pdf + (Mechanical pencil)
- File:Patent-US-1490246.pdf + (Mechanical pencil)
- File:Patent-US-2009182.pdf + (Mechanical pencil)
- File:Patent-US-2186027.pdf + (Mechanical pencil)
- File:Patent-US-2186870.pdf + (Mechanical pencil)
- File:Patent-US-2203093.pdf + (Mechanical pencil)
- File:Patent-US-2293621.pdf + (Mechanical pencil)
- File:Patent-US-2293622.pdf + (Mechanical pencil)
- File:Patent-US-2293623.pdf + (Mechanical pencil)
- File:Patent-US-2339290.pdf + (Mechanical pencil)
- File:Patent-US-2358091.pdf + (Mechanical pencil)
- File:Patent-US-1574457.pdf + (Mechanical pencil)
- File:Patent-US-1578565.pdf + (Mechanical pencil)
- File:Patent-US-2219769.pdf + (Mechanical pencil)
- File:Patent-US-2293343.pdf + (Mechanical pencil)
- File:Patent-US-2028855.pdf + (Mechanical pencil)
- File:Patent-US-2110551.pdf + (Mechanical pencil)
- File:Patent-US-2216780.pdf + (Mechanical pencil)
- File:Patent-US-2349553.pdf + (Mechanical pencil)
- File:Patent-US-2365880.pdf + (Mechanical pencil)
- File:Patent-US-D138499.pdf + (Mechanical pencil or similar article)
- File:Patent-US-D138502.pdf + (Mechanical pencil or similar article)
- File:Patent-US-2503080.pdf + (Mechanical pencil with push-button type lead feeding means)
- File:Patent-US-2473149.pdf + (Mechanical pencil with step-by-steplead feeding means)
- File:Patent-US-1506795.pdf + (Mechanical pencils)
- File:Patent-US-1381856.pdf + (Mechanically-operated advertising device)
- File:Patent-DE-846221.pdf + (Mechanik für Kolbenfüller)
- File:Patent-DE-430024.pdf + (Mehrminenstift)
- File:Patent-ES-215091.pdf + (Mejoras en la construccion de portaplumas rellenables con émbolo de tornillo)
- File:Patent-US-1428195.pdf + (Metal box)
- File:Patent-US-295395.pdf + (Metallic Pen)
- File:Patent-US-1902573.pdf + (Method for forming tubes of celluloid and the like)
- File:Patent-US-2249004.pdf + (Method of and apparatus for treating thermoplastic tubes)
- File:Patent-US-2127043.pdf + (Method of decorating plastic articles)
- File:Patent-US-2154102.pdf + (Method of manufacturing pen points, and sheet stock therefor)
- File:Patent-US-1940223.pdf + (Method of producing seamless celluloid articles from bars of celluloid)
- File:Patent-US-1600293.pdf + (Method of working upon surfaces of ebonite articles)
- File:Patent-DE-806413.pdf + (Mit fluessiger Tinte gefuellter Kugelschreiber)
- File:Patent-US-3087464.pdf + (Modular fountain pen)
- File:Patent-US-1228177.pdf + (Mounting for a presser-bar-actuating lever for self-filling fountain-pens)
- File:Patent-US-1080347.pdf + (Multiple-writing machine)
- File:Patent-FR-932296.pdf + (Mécanisme de commande de la barrette flexible de compression de la vessie à encre pour stylographes à remplissage automatique)
- File:Patent-US-D281512.pdf + (Nib for a fountain pen)
- File:Patent-US-2598171.pdf + (Nib for writing pens)
- File:Patent-US-D183112.pdf + (Nib section for a fountain pen)
- File:Patent-US-3292596.pdf + (Nib unit fixing device for writing pens)
- File:Patent-US-1075631.pdf + (Non-leaking fountain-pen)
- File:Patent-FR-879582.pdf + (Nouveau conduit d'amenée d'encre pour stylographe)
- File:Patent-FR-51854E.pdf + (Nouveau conduit d'amenée d'encre pour stylographe)
- File:Patent-FR-1166469.pdf + (Nouveau conduit d'encre pour porte-plume réservoir)
- File:Patent-FR-1166468.pdf + (Nouveau conduit support de plume pour porte-plume à réservoir)
- File:Patent-FR-854177.pdf + (Nouveau corps de réservoir pour stylographe)
- File:Patent-FR-922060.pdf + (Nouveau mode de remplissage par pulsations pour stylographes)
- File:Patent-FR-990285.pdf + (Nouveau mode de réalisation de section de stylographe à plume capotée)
- File:Patent-FR-626665.pdf + (Nouveau porte-mine)
- File:Patent-FR-812666.pdf + (Nouveau porte-mine à plusieurs mines)
- File:Patent-FR-828489.pdf + (Nouveau procédé pour assurer la visibilité de l'encre dans les stylographes)
- File:Patent-FR-1296072.pdf + (Nouveau régulateur d'arrivée d'encre à la plume des porte-plume à réservoir)
- File:Patent-FR-841365.pdf + (Nouveau «conduit d'encre» pour stylographe)
- File:Patent-FR-712327.pdf + (Nouveaux porte-plumes à réservoir)
- File:Patent-FR-1071637.pdf + (Nouvelle agrafe pour stylographe, porte-mines ou objets analogues)
- File:Patent-FR-1071624.pdf + (Nouvelle palette de remplissage pour porte-plume à réservoir)
- File:Patent-FR-824697.pdf + (Nouvelle pince multibranche pour porte-mine automatique)
- File:Patent-FR-921200.pdf + (Nouvelle plume combinée)
- File:Patent-FR-925959.pdf + (Nouvelle plume à écrire pour stylos)
- File:Patent-US-2319802.pdf + (Ornamental tubing)
- File:Patent-BE-337528.pdf + (Outil pour la fabrications des affiches)
- File:Patent-US-1648545.pdf + (Pad-holding desk set)
- File:Patent-DE-803094.pdf + (Patronen- und kartuschenloser Kugelschreiber)
- File:Patent-DE-1278284.pdf + (Patronenfüllhalter mit einer zentraler Schreibspitze)
- File:Patent-DE-1947423U.pdf + (Patronenfüllhalter mit zentraler Schreibspitze)
- File:Patent-DE-1947421U.pdf + (Patronenfüllhalter mit zentraler Schreibspitze)
- File:Patent-DE-1283704.pdf + (Patronenfüllhalter mit zentraler Schreibspitze)
- File:Patent-DE-1786449.pdf + (Patronenfüllhalter, insbesondere Röhrchenschreiber)
- File:Patent-US-2089449.pdf + (Pen)
- File:Patent-US-763517.pdf + (Pen)
- File:Patent-US-1800425.pdf + (Pen)
- File:Patent-US-2105049.pdf + (Pen)
- File:Patent-US-1869950.pdf + (Pen)
- File:Patent-US-1574266.pdf + (Pen)
- File:Patent-US-1613811.pdf + (Pen)
- File:Patent-US-269290.pdf + (Pen)
- File:Patent-US-2337343.pdf + (Pen)
- File:Patent-US-1527971.pdf + (Pen)
- File:Patent-US-772193.pdf + (Pen)
- File:Patent-US-896576.pdf + (Pen)
- File:Patent-US-1036149.pdf + (Pen)
- File:Patent-US-2075828.pdf + (Pen)
- File:Patent-US-2588015.pdf + (Pen)
- File:Patent-US-1450398.pdf + (Pen)
- File:Patent-US-2455964.pdf + (Pen)
- File:Patent-US-61156.pdf + (Pen)
- File:Patent-US-2037699.pdf + (Pen and method of making the same)
- File:Patent-US-1613812.pdf + (Pen and nib and method of producing same)
- File:Patent-US-180715.pdf + (Pen and pencil case)
- File:Patent-US-49878.pdf + (Pen and pencil case)
- File:Patent-US-1610275.pdf + (Pen and pencil clip)
- File:Patent-US-1975775.pdf + (Pen and pencil clip)
- File:Patent-US-1153754.pdf + (Pen and pencil clip)
- File:Patent-US-1741368.pdf + (Pen and pencil mount)
- File:Patent-US-159513.pdf + (Pen and pencil-case)
- File:Patent-US-2699147.pdf + (Pen and pocket clip construction)
- File:Patent-US-1507622.pdf + (Pen clip)
- File:Patent-US-1923734.pdf + (Pen desk set)
- File:Patent-US-2118241.pdf + (Pen desk set)
- File:Patent-US-2503043.pdf + (Pen desk set)
- File:Patent-US-2503061.pdf + (Pen desk set)
- File:Patent-US-2510648.pdf + (Pen desk set)
- File:Patent-US-1758199.pdf + (Pen desk set)
- File:Patent-US-1809985.pdf + (Pen desk set)
- File:Patent-US-2150065.pdf + (Pen desk set)
- File:Patent-US-D174667.pdf + (Pen nib)
- File:Patent-US-2669224.pdf + (Pen nib with spreader)
- File:Patent-US-1554803.pdf + (Pen or pencil clip)