File:Patent-US-RE19167.pdf

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Original file(1,159 × 1,704 pixels, file size: 168 KB, MIME type: application/pdf, 3 pages)
Inventor

Henry H. Polk Jr.

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

715255

Application Date

1934-03-12

Patent N°

RE19167

Brevettato

1934-05-15

Priorità

1934-03-12

Brand

Sheaffer

Title

Fountain pen

Description

Caricamento Vacuum-Fil

Riferimenti esterni

Informazioni

Brevetto per la variante di caricamento a siringa rovesciata chiamato dall'azienda Vacuum-Fil. Riemissione del brevetto US-1926405.

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current22:39, 5 March 2013Thumbnail for version as of 22:39, 5 March 20131,159 × 1,704, 3 pages (168 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Henry H. Polk Jr. |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=715255 |ApplicationDate=1934-03-12 |PatentNum=RE23683 |PatentDate=1934-05-15 |PriorityDate=1934-03-12 |Titolo=Fountain pen |Marca=Sheaffer |Descri...
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