File:Patent-BE-472541.pdf
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Dettagli
Inventor |
Assegnatario |
---|---|
Assignee |
A. J. Fagard & C.ie |
Country |
BE |
Application N° |
472541 |
Application Date |
1947-04-15 |
Patent N° |
472541 |
Brevettato |
1947-05-31 |
Priorità |
1946-04-15 |
Brand | |
Title |
Porte-mine perfectionné |
Description |
Matita meccanica |
Riferimenti esterni
Informazioni
Brevetto per una matita meccanica. Priorità dal brevetto francese. Stessa invenzione di nº FR-1001319. Stessa invenzione di nº US-2526268. Stessa invenzione di nº CH-259145. Stessa invenzione di nº GB-623792.
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current | 21:53, 19 April 2021 | ![]() | 1,239 × 1,754, 6 pages (357 KB) | Piccardi (talk | contribs) | {{PatentInfo |Assignee=A. J. Fagard & C.ie |Country=BE |ApplicationNum=472541 |ApplicationDate=1947-04-15 |PatentNum=472541 |PatentDate=1947-05-31 |PriorityDate=1946-04-15 |Titolo=Porte-mine perfectionné |Marca=JiF |Descrizione=Matita meccanica }} ==I... |
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