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This page provides a simple browsing interface for finding entities described by a property and a named value. Other available search interfaces include the page property search, and the ask query builder.
Elenco dei risultati
- File:Patent-GB-237472.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-222913.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-321309.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-FR-686153.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-CH-146581.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-373123.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-FR-729691.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-484593.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-487942.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-491876.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-495419.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-478651.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-511521.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-524710.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-532979.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-GB-501523.pdf + (The Mentmore Manufacturing Company Limited)
- File:Patent-US-1577548.pdf + (The Moore Pen Co.)
- File:Patent-US-1267624.pdf + (The Moore Pen Company)
- File:Patent-US-1365131.pdf + (The Moore Pen Company)
- File:Patent-US-2432112.pdf + (The Moore Pen Company)
- File:Patent-US-D130356.pdf + (The Moore Pen Company)
- File:Patent-US-2358091.pdf + (The Moore Pen Company)
- File:Patent-US-D092817.pdf + (The Moore Pen Company)
- File:Patent-US-2070461.pdf + (The Namiki Manufacturing Company Ltd)
- File:Patent-FR-764523.pdf + (The Namiki Manufacturing Company Ltd)
- File:Patent-FR-732570.pdf + (The Namiki Manufacturing Company Ltd)
- File:Patent-FR-710702.pdf + (The Namiki Manufacturing Company Ltd)
- File:Patent-FR-723884.pdf + (The Naminiki Manufacturing Company Ltd)
- File:Patent-FR-766107.pdf + (The Naminiki Manufacturing Company Ltd)
- File:Patent-US-791466.pdf + (The Parker Pen Company)
- File:Patent-US-1197224.pdf + (The Parker Pen Company)
- File:Patent-US-1484683.pdf + (The Parker Pen Company)
- File:Patent-US-1486246.pdf + (The Parker Pen Company)
- File:Patent-US-1793824.pdf + (The Parker Pen Company)
- File:Patent-US-1801635.pdf + (The Parker Pen Company)
- File:Patent-US-1932248.pdf + (The Parker Pen Company)
- File:Patent-US-1972395.pdf + (The Parker Pen Company)
- File:Patent-US-1950364.pdf + (The Parker Pen Company)
- File:Patent-US-2035378.pdf + (The Parker Pen Company)
- File:Patent-US-2223541.pdf + (The Parker Pen Company)
- File:Patent-US-2387001.pdf + (The Parker Pen Company)
- File:Patent-US-2404063.pdf + (The Parker Pen Company)
- File:Patent-US-2462929.pdf + (The Parker Pen Company)
- File:Patent-US-2489463.pdf + (The Parker Pen Company)
- File:Patent-US-2522553.pdf + (The Parker Pen Company)
- File:Patent-US-2522554.pdf + (The Parker Pen Company)
- File:Patent-US-2522555.pdf + (The Parker Pen Company)
- File:Patent-US-2528327.pdf + (The Parker Pen Company)
- File:Patent-US-2528390.pdf + (The Parker Pen Company)
- File:Patent-US-2528408.pdf + (The Parker Pen Company)
- File:Patent-GB-642437.pdf + (The Parker Pen Company)
- File:Patent-US-2554654.pdf + (The Parker Pen Company)
- File:Patent-US-2587949.pdf + (The Parker Pen Company)
- File:Patent-US-2278907.pdf + (The Parker Pen Company)
- File:Patent-US-2612867.pdf + (The Parker Pen Company)
- File:Patent-US-2619070.pdf + (The Parker Pen Company)
- File:Patent-US-2648309.pdf + (The Parker Pen Company)
- File:Patent-US-2670711.pdf + (The Parker Pen Company)
- File:Patent-US-2681041.pdf + (The Parker Pen Company)
- File:Patent-US-2782763.pdf + (The Parker Pen Company)
- File:Patent-US-2935044.pdf + (The Parker Pen Company)
- File:Patent-US-2712299.pdf + (The Parker Pen Company)
- File:Patent-US-3087464.pdf + (The Parker Pen Company)
- File:Patent-US-2400768.pdf + (The Parker Pen Company)
- File:Patent-US-2802450.pdf + (The Parker Pen Company)
- File:Patent-US-D146806.pdf + (The Parker Pen Company)
- File:Patent-US-D185581.pdf + (The Parker Pen Company)
- File:Patent-US-1669036.pdf + (The Parker Pen Company)
- File:Patent-US-1860093.pdf + (The Parker Pen Company)
- File:Patent-US-2403083.pdf + (The Parker Pen Company)
- File:Patent-US-1980508.pdf + (The Parker Pen Company)
- File:Patent-US-2031343.pdf + (The Parker Pen Company)
- File:Patent-US-1853876.pdf + (The Parker Pen Company)
- File:Patent-US-1892181.pdf + (The Parker Pen Company)
- File:Patent-US-1920770.pdf + (The Parker Pen Company)
- File:Patent-US-1956084.pdf + (The Parker Pen Company)
- File:Patent-US-2464104.pdf + (The Parker Pen Company)
- File:Patent-US-2110007.pdf + (The Parker Pen Company)
- File:Patent-US-2774332.pdf + (The Parker Pen Company)
- File:Patent-US-2620774.pdf + (The Parker Pen Company)
- File:Patent-US-1917568.pdf + (The Parker Pen Company)
- File:Patent-GB-634735.pdf + (The Parker Pen Company)
- File:Patent-US-1647093.pdf + (The Parker Pen Company)
- File:Patent-US-1492451.pdf + (The Parker Pen Company)
- File:Patent-US-1629987.pdf + (The Parker Pen Company)
- File:Patent-US-1632371.pdf + (The Parker Pen Company)
- File:Patent-US-1669040.pdf + (The Parker Pen Company)
- File:Patent-US-1674259.pdf + (The Parker Pen Company)
- File:Patent-US-1674260.pdf + (The Parker Pen Company)
- File:Patent-US-1674261.pdf + (The Parker Pen Company)
- File:Patent-US-1720717.pdf + (The Parker Pen Company)
- File:Patent-US-1772000.pdf + (The Parker Pen Company)
- File:Patent-US-1782597.pdf + (The Parker Pen Company)
- File:Patent-US-1793610.pdf + (The Parker Pen Company)
- File:Patent-US-1818743.pdf + (The Parker Pen Company)
- File:Patent-US-1819383.pdf + (The Parker Pen Company)
- File:Patent-US-1821477.pdf + (The Parker Pen Company)
- File:Patent-US-1892145.pdf + (The Parker Pen Company)
- File:Patent-US-1916808.pdf + (The Parker Pen Company)
- File:Patent-US-1985643.pdf + (The Parker Pen Company)
- File:Patent-US-1989351.pdf + (The Parker Pen Company)
- File:Patent-US-2035372.pdf + (The Parker Pen Company)
- File:Patent-US-2037177.pdf + (The Parker Pen Company)
- File:Patent-US-2096044.pdf + (The Parker Pen Company)
- File:Patent-US-2254975.pdf + (The Parker Pen Company)
- File:Patent-US-2267147.pdf + (The Parker Pen Company)
- File:Patent-US-2286878.pdf + (The Parker Pen Company)
- File:Patent-US-2308658.pdf + (The Parker Pen Company)
- File:Patent-US-2308659.pdf + (The Parker Pen Company)
- File:Patent-US-2308810.pdf + (The Parker Pen Company)
- File:Patent-US-2328580.pdf + (The Parker Pen Company)
- File:Patent-US-2339079.pdf + (The Parker Pen Company)
- File:Patent-US-2343991.pdf + (The Parker Pen Company)
- File:Patent-US-2386500.pdf + (The Parker Pen Company)
- File:Patent-US-2392942.pdf + (The Parker Pen Company)
- File:Patent-US-2398531.pdf + (The Parker Pen Company)
- File:Patent-US-2403039.pdf + (The Parker Pen Company)
- File:Patent-US-2406330.pdf + (The Parker Pen Company)
- File:Patent-US-2427068.pdf + (The Parker Pen Company)
- File:Patent-US-2427069.pdf + (The Parker Pen Company)
- File:Patent-US-2428854.pdf + (The Parker Pen Company)
- File:Patent-US-2452504.pdf + (The Parker Pen Company)
- File:Patent-US-2454086.pdf + (The Parker Pen Company)
- File:Patent-US-2481874.pdf + (The Parker Pen Company)
- File:Patent-US-2484640.pdf + (The Parker Pen Company)
- File:Patent-US-2503043.pdf + (The Parker Pen Company)
- File:Patent-US-2503061.pdf + (The Parker Pen Company)
- File:Patent-US-2503080.pdf + (The Parker Pen Company)
- File:Patent-US-2504420.pdf + (The Parker Pen Company)
- File:Patent-US-2506035.pdf + (The Parker Pen Company)
- File:Patent-US-2510634.pdf + (The Parker Pen Company)
- File:Patent-US-2510648.pdf + (The Parker Pen Company)
- File:Patent-US-2528328.pdf + (The Parker Pen Company)
- File:Patent-US-2533082.pdf + (The Parker Pen Company)
- File:Patent-US-2561923.pdf + (The Parker Pen Company)
- File:Patent-US-2598171.pdf + (The Parker Pen Company)
- File:Patent-US-2628431.pdf + (The Parker Pen Company)
- File:Patent-US-2645205.pdf + (The Parker Pen Company)
- File:Patent-US-2645206.pdf + (The Parker Pen Company)
- File:Patent-US-2699147.pdf + (The Parker Pen Company)
- File:Patent-US-2702021.pdf + (The Parker Pen Company)
- File:Patent-US-2708904.pdf + (The Parker Pen Company)
- File:Patent-US-2724367.pdf + (The Parker Pen Company)
- File:Patent-US-2726639.pdf + (The Parker Pen Company)
- File:Patent-US-2737927.pdf + (The Parker Pen Company)
- File:Patent-US-2773479.pdf + (The Parker Pen Company)
- File:Patent-US-2871823.pdf + (The Parker Pen Company)
- File:Patent-US-2888908.pdf + (The Parker Pen Company)
- File:Patent-US-2889810.pdf + (The Parker Pen Company)
- File:Patent-US-2905148.pdf + (The Parker Pen Company)
- File:Patent-US-3038506.pdf + (The Parker Pen Company)
- File:Patent-US-2916013.pdf + (The Parker Pen Company)
- File:Patent-US-3134362.pdf + (The Parker Pen Company)
- File:Patent-US-3154055.pdf + (The Parker Pen Company)
- File:Patent-US-D102799.pdf + (The Parker Pen Company)
- File:Patent-US-D102800.pdf + (The Parker Pen Company)
- File:Patent-US-D102801.pdf + (The Parker Pen Company)
- File:Patent-US-D179425.pdf + (The Parker Pen Company)
- File:Patent-US-D081254.pdf + (The Parker Pen Company)
- File:Patent-US-D089449.pdf + (The Parker Pen Company)
- File:Patent-US-D106326.pdf + (The Parker Pen Company)
- File:Patent-US-D179053.pdf + (The Parker Pen Company)
- File:Patent-US-D196993.pdf + (The Parker Pen Company)
- File:Patent-US-D185824.pdf + (The Parker Pen Company)
- File:Patent-US-D188637.pdf + (The Parker Pen Company)
- File:Patent-US-D191555.pdf + (The Parker Pen Company)
- File:Patent-US-D195385.pdf + (The Parker Pen Company)
- File:Patent-US-D088821.pdf + (The Parker Pen Company)
- File:Patent-US-D107708.pdf + (The Parker Pen Company)
- File:Patent-US-D169456.pdf + (The Parker Pen Company)
- File:Patent-US-D070575.pdf + (The Parker Pen Company)
- File:Patent-US-2580753.pdf + (The Parker Pen Company)
- File:Patent-FR-1076270.pdf + (The Parker Pen Company)
- File:Patent-GB-595436.pdf + (The Parker Pen Company)
- File:Patent-GB-537269.pdf + (The Parker Pen Company)
- File:Patent-FR-862566.pdf + (The Parker Pen Company)
- File:Patent-GB-534657.pdf + (The Parker Pen Company)
- File:Patent-GB-534683.pdf + (The Parker Pen Company)
- File:Patent-CH-260100.pdf + (The Parker Pen Company)
- File:Patent-DE-882047.pdf + (The Parker Pen Company)
- File:Patent-GB-646726.pdf + (The Parker Pen Company)
- File:Patent-CH-274547.pdf + (The Parker Pen Company)
- File:Patent-FR-969966.pdf + (The Parker Pen Company)
- File:Patent-FR-969964.pdf + (The Parker Pen Company)
- File:Patent-CH-281156.pdf + (The Parker Pen Company)
- File:Patent-FR-951555.pdf + (The Parker Pen Company)
- File:Patent-GB-417546.pdf + (The Parker Pen Company)
- File:Patent-US-D205872.pdf + (The Parker Pen Company)
- File:Patent-US-D223130.pdf + (The Parker Pen Company)
- File:Patent-US-D252464.pdf + (The Parker Pen Company)
- File:Patent-US-D220663.pdf + (The Parker Pen Company)
- File:Patent-US-2979030.pdf + (The Parker Pen Company)
- File:Patent-US-2684052.pdf + (The Parker Pen Company, Janesville)
- File:Patent-US-1681954.pdf + (The Sager Pen Corporation)
- File:Patent-US-D281512.pdf + (The Sailor Pen Co., Ltd.)
- File:Patent-US-D029964.pdf + (The Spencerian Pen Company)
- File:Patent-GB-457212.pdf + (The Spot Pen Limited)
- File:Patent-US-2213931.pdf + (The Turner & Harrison Steel Pen Manufacturing Company)
- File:Patent-US-1735224.pdf + (The Wahl Company)
- File:Patent-US-2105049.pdf + (The Wahl Company)
- File:Patent-US-1613812.pdf + (The Wahl Company)
- File:Patent-US-1980159.pdf + (The Wahl Company)
- File:Patent-US-1779836.pdf + (The Wahl Company)
- File:Patent-US-1787406.pdf + (The Wahl Company)
- File:Patent-US-1351564.pdf + (The Wahl Company)
- File:Patent-US-1351574.pdf + (The Wahl Company)
- File:Patent-US-1351575.pdf + (The Wahl Company)
- File:Patent-US-1351591.pdf + (The Wahl Company)
- File:Patent-US-1365754.pdf + (The Wahl Company)
- File:Patent-US-1367255.pdf + (The Wahl Company)
- File:Patent-US-1391430.pdf + (The Wahl Company)
- File:Patent-US-1415211.pdf + (The Wahl Company)
- File:Patent-US-1395316.pdf + (The Wahl Company)
- File:Patent-US-1408545.pdf + (The Wahl Company)
- File:Patent-US-1446524.pdf + (The Wahl Company)
- File:Patent-US-1279186.pdf + (The Wahl Company)
- File:Patent-US-1562267.pdf + (The Wahl Company)
- File:Patent-US-1624190.pdf + (The Wahl Company)
- File:Patent-US-1490686.pdf + (The Wahl Company)
- File:Patent-US-1585805.pdf + (The Wahl Company)
- File:Patent-US-1613810.pdf + (The Wahl Company)
- File:Patent-US-1334332.pdf + (The Wahl Company)
- File:Patent-US-1344434.pdf + (The Wahl Company)
- File:Patent-US-1349025.pdf + (The Wahl Company)
- File:Patent-US-1406077.pdf + (The Wahl Company)
- File:Patent-US-1437180.pdf + (The Wahl Company)
- File:Patent-US-1457011.pdf + (The Wahl Company)
- File:Patent-US-1452653.pdf + (The Wahl Company)
- File:Patent-US-1465957.pdf + (The Wahl Company)
- File:Patent-US-1490231.pdf + (The Wahl Company)
- File:Patent-US-1490244.pdf + (The Wahl Company)
- File:Patent-US-1507622.pdf + (The Wahl Company)
- File:Patent-US-1605151.pdf + (The Wahl Company)
- File:Patent-US-1567823.pdf + (The Wahl Company)
- File:Patent-US-1567824.pdf + (The Wahl Company)
- File:Patent-US-1574266.pdf + (The Wahl Company)
- File:Patent-US-1586541.pdf + (The Wahl Company)
- File:Patent-US-1613804.pdf + (The Wahl Company)
- File:Patent-US-1613811.pdf + (The Wahl Company)
- File:Patent-US-1624194.pdf + (The Wahl Company)
- File:Patent-US-1735199.pdf + (The Wahl Company)
- File:Patent-US-1825931.pdf + (The Wahl Company)
- File:Patent-US-1989990.pdf + (The Wahl Company)
- File:Patent-US-D081742.pdf + (The Wahl Company)
- File:Patent-US-2120059.pdf + (The Wahl Company)
- File:Patent-US-2142531.pdf + (The Wahl Company)
- File:Patent-US-2142532.pdf + (The Wahl Company)
- File:Patent-US-2142533.pdf + (The Wahl Company)
- File:Patent-US-1745483.pdf + (The Wahl Company)
- File:Patent-US-1800330.pdf + (The Wahl Company)
- File:Patent-US-1867932.pdf + (The Wahl Company)
- File:Patent-US-1990441.pdf + (The Wahl Company)
- File:Patent-US-2014150.pdf + (The Wahl Company)
- File:Patent-US-2151548.pdf + (The Wahl Company)
- File:Patent-US-1918404.pdf + (Theodor Kovacs)
- File:Patent-US-2338947.pdf + (Theodor Kovacs)
- File:Patent-US-2401167.pdf + (Theodor Kovacs)
- File:Patent-US-2766728.pdf + (Theodor Kovacs)
- File:Patent-US-2766729.pdf + (Theodor Kovacs)
- File:Patent-US-2891512.pdf + (Theodor Kovacs)
- File:Patent-US-2935969.pdf + (Theodor Kovacs)
- File:Patent-US-D160180.pdf + (Theodor Kovacs)
- File:Patent-DE-804769.pdf + (UHU-Werk H.u.M. Fischer o.H.G.)
- File:Patent-DE-829714.pdf + (UHU-Werk H.u.M. Fischer o.H.G.)
- File:Patent-DE-817415.pdf + (UHU-Werk H.u.M. Fischer o.H.G.)
- File:Patent-DE-820866.pdf + (UHU-Werk H.u.M. Fischer o.H.G.)
- File:Patent-US-2902978.pdf + (Umberto Legnani)
- File:Patent-FR-1151914.pdf + (Umberto Legnani)
- File:Patent-FR-1156940.pdf + (Umberto Legnani)
- File:Patent-FR-1168064.pdf + (Umberto Legnani)
- File:Patent-FR-1197651.pdf + (Umberto Legnani)
- File:Patent-DE-1145054.pdf + (Umberto Legnani)
- File:Patent-FR-694955.pdf + (Usines Penkala S. A.)
- File:Patent-FR-629493.pdf + (Usines Penkala S. A.)
- File:Patent-GB-476971.pdf + (Vaclav Klimes)
- File:Patent-FR-807679.pdf + (Vaclav Klimes, Paul Eisner)
- File:Patent-US-1395878.pdf + (Vaughn-Upton Company)
- File:Patent-US-1035665.pdf + (Vaughn-Upton Company)
- File:Patent-US-1508311.pdf + (Vaughn-Upton Company)
- File:Patent-US-1247037.pdf + (Vaughn-Upton Company)
- File:Patent-US-1071538.pdf + (Vaughn-Upton Company)
- File:Patent-US-1019930.pdf + (Vaughn-Upton Company)
- File:Patent-GB-337794.pdf + (Velentine & Sons Limited)
- File:Patent-GB-337835.pdf + (Velentine & Sons Limited)
- File:Patent-US-825153.pdf + (Victor L. Ochoa, Benjamin A. Jackson)
- File:Patent-US-2283333.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2215630.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2241865.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2784699.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2158615.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2362948.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1385187.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1507782.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1641846.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1641949.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1658147.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1653151.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1675543.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1696218.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1794154.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1712850.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1852094.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1741368.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1773475.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1860853.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1869950.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1872064.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1876152.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1898342.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1872151.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1908123.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1900669.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1905920.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1944927.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1920409.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1963261.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-1983682.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2241846.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2011040.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2091648.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2091649.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2072711.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2096708.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2101304.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2104638.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2107150.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2104676.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2107162.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2110558.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2110578.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2113633.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2124771.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2177466.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2180560.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2232231.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2236720.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2241850.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2241852.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2274470.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2249616.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2303373.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2303374.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2314563.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2314551.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2314562.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2362905.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2473688.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2473689.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2473690.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2474996.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2610612.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2557054.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2553598.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2553599.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2769427.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2610611.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2617387.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2799246.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2799247.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2802449.pdf + (W. A. Sheaffer Pen Company)
- File:Patent-US-2831460.pdf + (W. A. Sheaffer Pen Company)
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