File:Patent-US-1983682.pdf

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Original file(1,159 × 1,704 pixels, file size: 298 KB, MIME type: application/pdf, 5 pages)
Inventor

Walter A. Sheaffer

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

715063

Application Date

1934-03-12

Patent N°

1983682

Brevettato

1934-12-11

Priorità

1934-03-12

Brand

Sheaffer

Title

Fountain pen

Description

Caricamento Vacuum-Fil

Riferimenti esterni

Informazioni

Brevetto per la versione di caricamento a siringa rovesciata denominata dall'azienda Vacuum-Fil. Riferimento a nº US-1926405.

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current20:31, 14 July 2012Thumbnail for version as of 20:31, 14 July 20121,159 × 1,704, 5 pages (298 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Walter A. Sheaffer |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=715063 |ApplicationDate=1934-03-12 |PatentNum=1983682 |PatentDate=1934-12-11 |PriorityDate=1934-03-12 |Titolo=Fountain pen |Marca=Sheaffer |Descr...
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