File:Patent-CH-153221.pdf
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Dettagli
| Inventor |
Assegnatario |
|---|---|
| Assignee |
Gebr. Fend G.m.b.H. |
| Country |
CH |
| Application N° |
153221 |
| Application Date |
1929-10-14 |
| Patent N° |
153221 |
| Brevettato |
1932-03-15 |
| Priorità |
1929-10-14 |
| Brand | |
| Title |
Vierfarbstift |
| Description |
Matita meccanica multipla |
Riferimenti esterni
Informazioni
Brevetto per una matita meccanica multipla. Presenta un disegno aggiuntivo rispetto al brevetto tedesco. Stessa invenzione di nº DE-485584.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:34, 14 December 2013 |  | 1,295 × 1,752, 4 pages (271 KB) | Piccardi (talk | contribs) | {{PatentInfo |Assignee=Gebr. Fend G.m.b.H. |Country=CH |ApplicationNum=153221 |ApplicationDate=1929-10-14 |PatentNum=153221 |PatentDate=1932-03-15 |PriorityDate=1929-10-14 |Titolo=Vierfarbstift |Marca=Fend |Descrizione=Matita meccanica multipla }} ==In... |
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