File:Patent-US-222959.pdf

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Original file(1,159 × 1,704 pixels, file size: 145 KB, MIME type: application/pdf, 3 pages)
Inventor

William W. Stewart

Assignee

William W. Stewart

Country

US

Application N°

222959

Application Date

1879-06-11

Patent N°

222959

Brevettato

1879-12-23

Priorità

1879-06-11

Brand

Swan

Title

Improvement in fountain-pens

Description

Proto-stilografica

Riferimenti esterni

Informazioni

Brevetto per una stilografica primitiva riguardante principalmente il suo sistema di alimentazione. Riferimenti a nº US-214795. 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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current20:11, 11 November 2012Thumbnail for version as of 20:11, 11 November 20121,159 × 1,704, 3 pages (145 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=William W. Stewart |Assignee=William W. Stewart |Country=US |ApplicationNum=222959 |ApplicationDate=1879-06-11 |PatentNum=222959 |PatentDate=1879-12-23 |PriorityDate=1879-06-11 |Titolo=Improvement in fountain-pens |Marca=Swan |De...
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Facts about "Patent-US-222959.pdf"
Application dateJune 11, 1879 +
Application number222959 +
Assigned toWilliam W. Stewart +
Invented byWilliam W. Stewart +
Mention patentFile:Patent-US-214795.pdf +
Patent dateDecember 23, 1879 +
Patent descriptionProto-stilografica +
Patent number222959 +
Patent titleImprovement in fountain-pens +
Patented bySwan +
Patented inUS +
Priority dateJune 11, 1879 +
Used for featureAlimentator +