File:Patent-US-2517522.pdf

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Original file(1,159 × 1,704 pixels, file size: 165 KB, MIME type: application/pdf, 3 pages)
Inventor

Yves Zuber

Assignee

Etablissement Stylomine

Country

US

Application N°

764723

Application Date

1947-07-30

Patent N°

2517522

Brevettato

1950-08-01

Priorità

1946-04-11

Brand

Stylomine

Title

Slider for propelling pencils with several leads

Description

Matita meccanica

Riferimenti esterni

Informazioni

Brevetto per una matita meccanica multipla. Riferimenti a nº US-2140653. Priorità dal brevetto francese, anche se esso sembra essere leggermente diverso. Stessa invenzione di nº FR-926468. Stessa invenzione di nº GB-638420. Stessa invenzione di nº CH-259468. Stessa invenzione di nº BE-472348.

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current22:50, 19 October 2012Thumbnail for version as of 22:50, 19 October 20121,159 × 1,704, 3 pages (165 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Yves Zuber |Assignee=Etablissement Stylomine |Country=FR |ApplicationNum=764723 |ApplicationDate=1947-07-30 |PatentNum=2517522 |PatentDate=1950-08-01 |PriorityDate=1946-04-11 |Titolo=Slider for propelling pencils with several lea...
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