File:Patent-US-844061.pdf

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Original file(1,159 × 1,704 pixels, file size: 142 KB, MIME type: application/pdf, 3 pages)
Inventor

Levi D. Van Valenburg

Assignee

Levi D. Van Valenburg

Country

US

Application N°

328757

Application Date

1906-08-01

Patent N°

844061

Brevettato

1907-02-12

Priorità

1906-08-01

Brand

Williamson,Salz

Title

Fountain-pen retainer

Description

Fermaglio a molla

Riferimenti esterni

Informazioni

Brevetto per un fermaglio a molla (la V.V. CLIP) utilizzato da varie aziende minori, come Williamson e Salz, ma anche da aziende di primo piano (Parker e Conklin).

File history

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current01:41, 24 July 2012Thumbnail for version as of 01:41, 24 July 20121,159 × 1,704, 3 pages (142 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Levi D. Van Valenburg |Assignee=Levi D. Van Valenburg |Country=US |ApplicationNum=328757 |ApplicationDate=1906-08-01 |PatentNum=844061 |PatentDate=1907-02-12 |PriorityDate=1906-08-01 |Titolo=Fountain-pen retainer |Marca=Williamso...
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