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)
Dettagli
| 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 | |
| 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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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:34, 12 August 2012 |  | 1,159 × 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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