File:Patent-US-1574929.pdf

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Original file(1,159 × 1,704 pixels, file size: 91 KB, MIME type: application/pdf, 2 pages)
Inventor

Robert T. Pollock

Assignee

Robert T. Pollock

Country

US

Application N°

548687

Application Date

1922-04-01

Patent N°

1574929

Brevettato

1926-03-02

Priorità

1922-04-01

Brand

John Hancock

Title

Fountain pen

Description

Alimentatore

Riferimenti esterni

Informazioni

Brevetto per un alimentatore del tipo a scanalature laterali, detto anche a pettine (comb feed).

File history

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Date/TimeThumbnailDimensionsUserComment
current01:42, 29 June 2012Thumbnail for version as of 01:42, 29 June 20121,159 × 1,704, 2 pages (91 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Robert T. Pollock |Assignee=Robert T. Pollock |Country=US |ApplicationNum=548687 |ApplicationDate=1922-04-01 |PatentNum=1574929 |PatentDate=1926-02-02 |PriorityDate=1922-04-01 |Titolo=Fountain pen |Marca=John Hancock |Descrizion...
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