File:Patent-US-1912774.pdf

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Original file(1,159 × 1,704 pixels, file size: 369 KB, MIME type: application/pdf, 6 pages)

Dettagli

Inventor

Russel B. Kingman

Assignee

Camel Pen Company

Country

US

Application N°

655718

Application Date

1933-02-08

Patent N°

1912774

Brevettato

1933-06-06

Priorità

1933-02-08

Brand

Camel

Title

Soluble ink fountain pen

Description

Penna a inchiostro solubile

Riferimenti esterni

Informazioni

Brevetto per una penna caricata ad acqua che scioglie dell'inchiostro solubile posto all'interno della sezione.

File history

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Date/TimeThumbnailDimensionsUserComment
current23:47, 11 September 2012Thumbnail for version as of 23:47, 11 September 20121,159 × 1,704, 6 pages (369 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Russel B. Kingman |Assignee=Camel Pen Company |Country=US |ApplicationNum=655718 |ApplicationDate=1933-02-08 |PatentNum=1912774 |PatentDate=1933-06-06 |PriorityDate=1933-02-08 |Titolo=Soluble ink fountain pen |Marca=Camel |Des...

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