File:Patent-US-2581740.pdf

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Original file(1,159 × 1,704 pixels, file size: 410 KB, MIME type: application/pdf, 8 pages)
Inventor

Russell T. Wing

Assignee

Russell T. Wing

Country

US

Application N°

657509

Application Date

1946-03-27

Patent N°

2581740

Brevettato

1952-01-08

Priorità

1946-03-27

Brand

Unbranded

Title

Fountain pen

Description

Stilografica a china

Riferimenti esterni

Informazioni

Brevetto per una stilografica a china. Riferimenti a richiesta n° 26898 del 1948-05-13 e nº US-2509465; nº US-427444, nº US-576949, nº US-586979, nº US-758934, nº US-1242062, nº US-1501761, nº US-2128456, nº US-2195430, nº US-2289998 e nº US-2360297; ed inoltre nº DE-322353.

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current23:48, 7 July 2012Thumbnail for version as of 23:48, 7 July 20121,159 × 1,704, 8 pages (410 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Russel T. Wing |Assignee=Russel T. Wing |Country=US |ApplicationNum=657509 |ApplicationDate=1946-03-27 |PatentNum=2581740 |PatentDate=1952-01-08 |PriorityDate=1946-03-27 |Titolo=Fountain pen |Marca=Unbranded |Descrizione=Stilogra...
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