File:Patent-US-2605745.pdf

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Original file(1,159 × 1,704 pixels, file size: 193 KB, MIME type: application/pdf, 3 pages)
Inventor

Karl Weisser, David Kahn

Assignee

David Kahn Inc

Country

US

Application N°

3244

Application Date

1948-01-20

Patent N°

2605745

Brevettato

1952-08-05

Priorità

1948-01-20

Brand

Wearever

Title

Fountain pen

Description

Penna a sfera

Riferimenti esterni

Informazioni

Brevetto per una penna a sfera. Riferimenti a nº US-378897, nº US-2398548, nº US-2400679, nº US-2428854 e nº US-2444004 ed inoltre nº DE-52733 e nº GB-189100512.

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current12:31, 10 August 2013Thumbnail for version as of 12:31, 10 August 20131,159 × 1,704, 3 pages (193 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Karl Weisser, David Kahn |Assignee=David Kahn Inc |Country=US |ApplicationNum=637556 |ApplicationDate=1945-12-28 |PatentNum=2605745 |PatentDate=1950-05-30 |PriorityDate=1945-12-28 |Titolo=Fountain pen with protractable and retrac...
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