File:Patent-US-2617387.pdf

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Original file(1,159 × 1,704 pixels, file size: 275 KB, MIME type: application/pdf, 5 pages)
Inventor

Max Knobel

Assignee

W. A. Sheaffer Pen Company

Country

US

Application N°

722679

Application Date

1947-01-17

Patent N°

2617387

Brevettato

1952-11-11

Priorità

1947-01-17

Brand

Sheaffer

Title

Writing instrument

Description

Penna a sfera

Riferimenti esterni

Informazioni

Brevetto per una penna a sfera.

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current02:17, 17 July 2012Thumbnail for version as of 02:17, 17 July 20121,159 × 1,704, 5 pages (275 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Max Knobel |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=722679 |ApplicationDate=1947-01-17 |PatentNum=2617387 |PatentDate=1952-11-11 |PriorityDate=1947-01-17 |Titolo=Writing instrument |Marca=Sheaffer |Descriz...
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Facts about "Patent-US-2617387.pdf"
Application dateJanuary 17, 1947 +
Application number722679 +
Assigned toW. A. Sheaffer Pen Company +
Invented byMax Knobel +
Patent dateNovember 11, 1952 +
Patent descriptionPenna a sfera +
Patent number2617387 +
Patent titleWriting instrument +
Patented byW. A. Sheaffer Pen Company +
Patented inUS +
Priority dateJanuary 17, 1947 +