File:Patent-US-2986119.pdf

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Original file(1,159 × 1,704 pixels, file size: 218 KB, MIME type: application/pdf, 4 pages)
Inventor

Ernst Rösler, Konrad Kressel

Assignee

Montblanc-Simplo G.m.b.H.

Country

US

Application N°

639518

Application Date

1957-02-11

Patent N°

2986119

Brevettato

1961-05-30

Priorità

1956-02-17

Brand

Montblanc

Title

Writing instruments

Description

Penna a sfera

Riferimenti esterni

Informazioni

Brevetto per il meccanismo di una penna a sfera. Priorità dal brevetto tedesco. Stessa invenzione di nº DE-1009969.. Riferimenti a nº US-1344897, nº US-2427068, nº US-2454086, nº US-2692580 e nº US-2811945, ed inoltre nº FR-628272, nº FR-979112.

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current16:34, 12 August 2012Thumbnail for version as of 16:34, 12 August 20121,159 × 1,704, 4 pages (218 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Ernst Rosler, Konrad Kressel |Assignee=Montblanc-Simplo G.m.b.H. |Country=US |ApplicationNum=195136 |ApplicationDate=1957-02-11 |PatentNum=2167815 |PatentDate=1961-05-30 |PriorityDate=1956-02-17 |Titolo=Writing instruments |Marca...
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