File:Patent-US-2413904.pdf

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Original file(1,159 × 1,704 pixels, file size: 143 KB, MIME type: application/pdf, 3 pages)
Inventor

Jozsef Laszlo Biro

Assignee

Eterpen S. A.

Country

US

Application N°

491207

Application Date

1943-06-17

Patent N°

2413904

Brevettato

1947-01-07

Priorità

1943-04-17

Brand

Eterpen

Title

Writing instrument

Description

Penna a sfera

Riferimenti esterni

Informazioni

Brevetto per una penna a sfera.

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current03:53, 29 July 2012Thumbnail for version as of 03:53, 29 July 20121,159 × 1,704, 3 pages (143 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Jozsef Laszlo Biro |Assignee=Eterpen S. A. |Country=US |ApplicationNum=491207 |ApplicationDate=1943-06-17 |PatentNum=2413904 |PatentDate=1947-01-07 |PriorityDate=1943-04-17 |Titolo=Writing instrument |Marca=Eterpen |Descrizione=P...
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关于“Patent-US-2413904.pdf”的事实
Application date1943年6月17日 (四) +
Application number491207 +
Assigned toEterpen S. A. +
Invented byJozsef Laszlo Biro +
Patent date1947年1月7日 (二) +
Patent descriptionPenna a sfera +
Patent number2413904 +
Patent titleWriting instrument +
Patented byEterpen +
Patented inUS +
Priority date1943年4月17日 (六) +