File:Patent-US-254175.pdf

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Original file(1,159 × 1,704 pixels, file size: 197 KB, MIME type: application/pdf, 3 pages)
Inventor

William W. Stewart

Assignee

William W. Stewart

Country

US

Application N°

254175

Application Date

1881-03-16

Patent N°

254175

Brevettato

1882-02-28

Priorità

1881-03-16

Brand

Swan

Title

Reservoir pen-holder

Description

Proto-stilografica

Riferimenti esterni

Informazioni

Brevetto per una proto-stilografica. 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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current23:14, 3 December 2013Thumbnail for version as of 23:14, 3 December 20131,159 × 1,704, 3 pages (197 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=William W. Stewart |Assignee=William W. Stewart |Country=US |ApplicationNum=254175 |ApplicationDate=1881-03-16 |PatentNum=254175 |PatentDate=1882-02-28 |PriorityDate=1881-03-16 |Titolo=Reservoir pen-holder |Marca=Swan |Descrizion...
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Metadata

Facts about "Patent-US-254175.pdf"
Application dateMarch 16, 1881 +
Application number254175 +
Assigned toWilliam W. Stewart +
Invented byWilliam W. Stewart +
Patent dateFebruary 28, 1882 +
Patent descriptionProto-stilografica +
Patent number254175 +
Patent titleReservoir pen-holder +
Patented bySwan +
Patented inUS +
Priority dateMarch 16, 1881 +