File:Patent-US-631909.pdf

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Original file(1,159 × 1,704 pixels, file size: 168 KB, MIME type: application/pdf, 3 pages)
Inventor

William W. Stewart

Assignee

William W. Stewart

Country

US

Application N°

677779

Application Date

1898-04-16

Patent N°

631909

Brevettato

1899-08-29

Priorità

1898-04-16

Brand

Swan

Title

Fountain-pen

Description

Sistema di caricamento

Riferimenti esterni

Informazioni

Brevetto per un sistema di caricamento. Riferimenti a nº US-588708 e nº US-588709. Secondo quanto riportato qui i brevetti di William W. Stewart sarebbero stati utilizzati dalla Swan per la produzione delle loro prime stilografiche negli USA.

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current22:30, 11 November 2012Thumbnail for version as of 22:30, 11 November 20121,159 × 1,704, 3 pages (168 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=William W. Stewart |Assignee=William W. Stewart |Country=US |ApplicationNum=677779 |ApplicationDate=1898-04-16 |PatentNum=631909 |PatentDate=1899-08-29 |PriorityDate=1898-04-16 |Titolo=Fountain-pen |Marca=Swan |Descrizione=Sistem...
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Fatti riguardanti Patent-US-631909.pdf
Application dateaprile 16, 1898 +
Application number677779 +
Assigned toWilliam W. Stewart +
Invented byWilliam W. Stewart +
Mention patentFile:Patent-US-588708.pdf + e File:Patent-US-588709.pdf +
Patent dateagosto 29, 1899 +
Patent descriptionSistema di caricamento +
Patent number631909 +
Patent titleFountain-pen +
Patented bySwan +
Patented inUS +
Priority dateaprile 16, 1898 +