File:Patent-US-1492451.pdf

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Original file(1,159 × 1,704 pixels, file size: 183 KB, MIME type: application/pdf, 3 pages)
Inventor

Walter E. Guyot

Assignee

The Parker Pen Company

Country

US

Application N°

625917

Application Date

1923-03-17

Patent N°

1492451

Brevettato

1924-04-29

Priorità

1923-03-17

Brand

Parker

Title

Refill mechanism for fountain pens

Description

Caricamento a pulsante di fondo

Riferimenti esterni

Informazioni

Brevetto per una variante di sistema di caricamento a pulsante di fondo.

File history

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Date/TimeThumbnailDimensionsUserComment
current02:06, 5 August 2012Thumbnail for version as of 02:06, 5 August 20121,159 × 1,704, 3 pages (183 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Walter E. Guyot |Assignee=The Parker Pen Company |Country=US |ApplicationNum=625917 |ApplicationDate=1923-03-17 |PatentNum=1492451 |PatentDate=1924-04-29 |PriorityDate=1923-03-17 |Titolo=Refill mechanism for fountain pens |Marca=...
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