File:Patent-FR-937412.pdf
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Dettagli
Inventor |
Assegnatario |
---|---|
Assignee |
Société anonyme des établissements Stylomine |
Country |
FR |
Application N° |
937412 |
Application Date |
1946-12-20 |
Patent N° |
937412 |
Brevettato |
1948-08-17 |
Priorità |
1946-12-20 |
Brand | |
Title |
Stylographes à couleurs multiples |
Description |
Penna a sfera multipla |
Riferimenti esterni
Informazioni
Brevetto per l'uso di una penna a sfera al posto delle mine in una matita meccanica multipla. Riferimenti a nº FR-802206, nº FR-807275, nº FR-823652, nº FR-836888, nº FR-836889 e domanda di brevetto francese PV 513555.
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current | 00:02, 12 December 2013 | ![]() | 1,295 × 1,752, 2 pages (84 KB) | Piccardi (talk | contribs) | {{PatentInfo |Assignee=Société anonyme des établissements Stylomine |Country=FR |ApplicationNum=937412 |ApplicationDate=1946-12-20 |PatentNum=937412 |PatentDate=1948-08-17 |PriorityDate=1946-12-20 |Titolo=Stylographes à couleurs multiples |Marca=St... |
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