File:Patent-DE-569824.pdf
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Dettagli
Inventor |
August Leistenschneider |
---|---|
Assignee |
August Leistenschneider |
Country |
DE |
Application N° |
L80056 |
Application Date |
1931-12-20 |
Patent N° |
569824 |
Brevettato |
1934-05-28 |
Priorità |
1931-12-20 |
Brand | |
Title |
Füllbleistift |
Description |
Matita meccanica |
Riferimenti esterni
Informazioni
Brevetto per una matita meccanica.
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current | 14:10, 13 August 2012 | ![]() | 1,295 × 1,752, 4 pages (305 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=August Leistenschneider |Assignee=August Leistenschneider |Country=DE |ApplicationNum=L80056 |ApplicationDate=1931-12-20 |PatentNum=569824 |PatentDate=1934-05-28 |PriorityDate=1931-12-20 |Titolo=Füllbleistift |Marca=Montblanc |D... |
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