File:Patent-FR-673951.pdf
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Dettagli
| Inventor |
Assegnatario |
|---|---|
| Assignee |
Penkala Tvornice D. D. |
| Country |
FR |
| Application N° |
673951 |
| Application Date |
1929-04-24 |
| Patent N° |
673951 |
| Brevettato |
1930-01-22 |
| Priorità |
1929-03-09 |
| Brand | |
| Title |
Porte-mines |
| Description |
Matita meccanica |
Riferimenti esterni
Informazioni
Brevetto per una matita meccanica. Priorità dal brevetto austriaco.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:44, 23 December 2021 |  | 1,296 × 1,754, 7 pages (498 KB) | Piccardi (talk | contribs) | == Dettagli == {{PatentInfo |Assignee=Penkala Tvornice D. D. |Country=FR |ApplicationNum=673951 |ApplicationDate=1929-04-24 |PatentNum=673951 |PatentDate=1930-01-22 |PriorityDate=1929-03-09 |Titolo=Porte-mines |Marca=Penkala |Descrizione=Matita meccanica }} ==Informazioni== Brevetto per una matita meccanica. Priorità dal brevetto austriaco. |
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