File:Patent-FR-657681.pdf
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Dettagli
| Inventor |
Assegnatario |
|---|---|
| Assignee |
Société anomyme des Etablissements Edac |
| Country |
FR |
| Application N° |
657681 |
| Application Date |
1927-12-01 |
| Patent N° |
657681 |
| Brevettato |
1929-05-25 |
| Priorità |
1928-10-16 |
| Brand | |
| Title |
Porte-mine perfectionné |
| Description |
Matita meccanica |
Riferimenti esterni
Informazioni
Brevetto per una matita meccanica. Priorità presa dall'indicazione dell'EPO, che non corrisponde alla data di richiesta presente sul brevetto, ma a quella del brevetto aggiuntivo nº FR-36278E. Stessa invenzione di nº BE-355522.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:50, 9 December 2013 |  | 1,295 × 1,752, 9 pages (422 KB) | Piccardi (talk | contribs) | {{PatentInfo |Assignee=Société anomyme des Etablissements Edac |Country=FR |ApplicationNum=657681 |ApplicationDate=1927-12-01 |PatentNum=657681 |PatentDate=1929-05-25 |PriorityDate=1928-10-16 |Titolo=Porte-mine perfectionné |Marca=Edacoto |Descrizi... |
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