File:Patent-US-2241850.pdf

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Original file(1,159 × 1,704 pixels, file size: 247 KB, MIME type: application/pdf, 4 pages)
Inventor

William J. Gillet, Victor C. Sharp

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

306264

Application Date

1939-11-27

Patent N°

2241850

Brevettato

1941-05-13

Priorità

1939-11-27

Brand

Sheaffer

Title

Pressure bar for fountain pens

Description

Caricamento a levetta

Riferimenti esterni

Informazioni

Brevetto per una modalità di costruzione della barra di pressione per una variante di caricamento a levetta.

File history

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Date/TimeThumbnailDimensionsUserComment
current00:39, 15 July 2012Thumbnail for version as of 00:39, 15 July 20121,159 × 1,704, 4 pages (247 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=William J. Gillet, Victor C. Sharp |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=306264 |ApplicationDate=1939-11-27 |PatentNum=2241850 |PatentDate=1941-05-13 |PriorityDate=1939-11-27 |Titolo=Pressure bar for fo...
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