File:Patent-US-2431015.pdf

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Original file(1,159 × 1,704 pixels, file size: 177 KB, MIME type: application/pdf, 3 pages)
Inventor

Arthur E. Andrews, William F. Johnson

Assignee

Mentmore Manufacturing Co. Limited

Country

US

Application N°

556956

Application Date

1944-10-03

Patent N°

2431015

Brevettato

1947-11-18

Priorità

1943-11-16

Brand

Mentmore

Title

Ink reservoir pen

Description

Pennino a tre fenditure

Riferimenti esterni

Informazioni

Brevetto per un particolare esemplare di pennino a forma di cono con tre fenditure. Priorità dal brevetto inglese. Stessa invenzione di nº GB-569286. Stessa invenzione di nº CH-247460. Stessa invenzione di nº BE-463518. Stessa invenzione di nº CA-442930. Riferimenti a nº US-773847, nº US-1493680, nº US-2103882, nº US-2149557, nº US-2223541, nº US-2234812 e nº US-2241865 ed inoltre nº IT-259737.

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current00:41, 10 July 2012Thumbnail for version as of 00:41, 10 July 20121,159 × 1,704, 3 pages (177 KB)Piccardi (talk | contribs){{PatentInfo |Inventor= Arthur E. Andrews, William F. Johnson |Assignee=Mentmore Manufacturing Co. Limited |Country=US |ApplicationNum=556956 |ApplicationDate=1944-10-03 |PatentNum=2431015 |PatentDate=1947-11-18 |PriorityDate=1943-11-16 |Titolo=Ink re...
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