File:Patent-US-2101304.pdf

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Original file(1,159 × 1,704 pixels, file size: 554 KB, MIME type: application/pdf, 9 pages)
Inventor

Howard S. Wright

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

83599

Application Date

1936-06-05

Patent N°

2101304

Brevettato

1937-12-07

Priorità

1936-06-05

Brand

Sheaffer

Title

Fountain pen

Description

Blocco afflusso inchiostro

Riferimenti esterni

Informazioni

Brevetto per un meccanismo di blocco dell'afflusso di inchiostro al pennino, analogo all'Ink Shut-off della Eversharp, non ne è nota una realizzazione.

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current22:54, 14 July 2012Thumbnail for version as of 22:54, 14 July 20121,159 × 1,704, 9 pages (554 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Howard S. Wright |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=83599 |ApplicationDate=1936-06-05 |PatentNum=2101304 |PatentDate=1937-12-07 |PriorityDate=1936-06-05 |Titolo=Fountain pen |Marca=Sheaffer |Descrizi...
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关于“Patent-US-2101304.pdf”的事实
Application date1936年6月5日 (五) +
Application number83599 +
Assigned toW. A. Sheaffer Pen Company +
Invented byHoward S. Wright +
Patent date1937年12月7日 (二) +
Patent descriptionBlocco afflusso inchiostro +
Patent number2101304 +
Patent titleFountain pen +
Patented byW. A. Sheaffer Pen Company +
Patented inUS +
Priority date1936年6月5日 (五) +
Used for featureInk Shut-Off +