File:Patent-US-2428863.pdf

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Original file(1,159 × 1,704 pixels, file size: 440 KB, MIME type: application/pdf, 6 pages)
Inventor

Russell T. Wing

Assignee

Russell T. Wing

Country

US

Application N°

624994

Application Date

1945-10-27

Patent N°

2428863

Brevettato

1947-10-14

Priorità

1945-10-27

Brand

Parker

Title

Fountain pen

Description

Compensatore pressione Parker 51

Riferimenti esterni

Informazioni

Brevetto per un sistema di compensazione della pressione sul caricamento ad uso della Parker 51 (non è chiaro se sia stato introdotto in produzione). Riferimenti a nº US-1904358, nº US-2187528 e nº US-2223541.

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Date/TimeThumbnailDimensionsUserComment
current02:48, 7 July 2012Thumbnail for version as of 02:48, 7 July 20121,159 × 1,704, 6 pages (440 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Russel T. Wing |Assignee=Russel T. Wing |Country=US |ApplicationNum=624994 |ApplicationDate=1945-10-27 |PatentNum=2428863 |PatentDate=1947-10-14 |PriorityDate=1945-10-27 |Titolo=Fountain pen |Marca=Parker |Modello=Parker 51 |Desc...
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