File:Patent-US-828920.pdf

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Original file(1,159 × 1,704 pixels, file size: 260 KB, MIME type: application/pdf, 4 pages)
Inventor

George F. Brandt

Assignee

George F. Brandt

Country

US

Application N°

290541

Application Date

1905-12-06

Patent N°

828920

Brevettato

1906-08-21

Priorità

1905-12-06

Brand

Boston Pen

Title

Fountain-pen

Description

Caricamento rientrante

Riferimenti esterni

Informazioni

Brevetto di un sistema di caricamento di una rientrante, una variante del non-leakable filler della Moore con un diverso meccanismo di traslazione dell'alberino che porta il pennino.

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current00:27, 31 July 2012Thumbnail for version as of 00:27, 31 July 20121,159 × 1,704, 4 pages (260 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=George F. Brandt |Assignee=George F. Brandt |Country=US |ApplicationNum=290541 |ApplicationDate=1905-12-06 |PatentNum=828920 |PatentDate=1906-08-21 |PriorityDate=1905-12-06 |Titolo=Fountain-pen |Marca=Boston Pen Company |Descriz...
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