File:Patent-US-2919677.pdf

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Original file(1,159 × 1,704 pixels, file size: 281 KB, MIME type: application/pdf, 5 pages)
Inventor

Richard J. Mansheim

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

642176

Application Date

1957-02-25

Patent N°

2919677

Brevettato

1960-01-05

Priorità

1957-02-25

Brand

Sheaffer

Title

Writing instrument

Description

Caricamento a cartuccia

Riferimenti esterni

Informazioni

Brevetto per una variante di caricamento a cartuccia. Riferimenti a nº US-1546491, nº US-2118221 e nº US-2802448; ed inoltre nº IT-422157.

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current18:44, 21 July 2012Thumbnail for version as of 18:44, 21 July 20121,159 × 1,704, 5 pages (281 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Richard J. Mansheim |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=642176 |ApplicationDate=1957-02-25 |PatentNum=2919677 |PatentDate=1960-01-05 |PriorityDate=1957-02-25 |Titolo=Writing instrument |Marca=Sheaffer...
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