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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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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