File:Patent-DE-521001.pdf
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Dettagli
| Inventor |
Assegnatario |
|---|---|
| Assignee |
Moster-Penkala G.m.b.H. |
| Country |
DE |
| Application N° |
K10.30 |
| Application Date |
1930-01-23 |
| Patent N° |
521001 |
| Brevettato |
1931-03-17 |
| Priorità |
1930-01-23 |
| Brand | |
| Title |
Zweifarbenschreibstift |
| Description |
Penna a due colori |
Riferimenti esterni
Informazioni
Brevetto per una penna a due colori.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:55, 23 December 2021 |  | 1,296 × 1,754, 3 pages (98 KB) | Piccardi (talk | contribs) | == Dettagli == {{PatentInfo |Assignee=Moster-Penkala G.m.b.H. |Country=DE |ApplicationNum=K10.30 |ApplicationDate=1930-01-23 |PatentNum=521001 |PatentDate=1931-03-17 |PriorityDate=1930-01-23 |Titolo=Zweifarbenschreibstift |Marca=Penkala |Descrizione=Penna a due colori }} ==Informazioni== Brevetto per una penna a due colori. |
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