File:Patent-US-2413904.pdf
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| Inventor |
Jozsef Laszlo Biro |
|---|---|
| Assignee |
Eterpen S. A. |
| Country |
US |
| Application N° |
491207 |
| Application Date |
1943-06-17 |
| Patent N° |
2413904 |
| Brevettato |
1947-01-07 |
| Priorità |
1943-04-17 |
| Brand | |
| Title |
Writing instrument |
| Description |
Penna a sfera |
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Brevetto per una penna a sfera.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 02:53, 29 July 2012 |  | 1,159 × 1,704, 3 pages (143 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Jozsef Laszlo Biro |Assignee=Eterpen S. A. |Country=US |ApplicationNum=491207 |ApplicationDate=1943-06-17 |PatentNum=2413904 |PatentDate=1947-01-07 |PriorityDate=1943-04-17 |Titolo=Writing instrument |Marca=Eterpen |Descrizione=P... |
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Facts about "Patent-US-2413904.pdf"
| Application date | June 17, 1943 + |
| Application number | 491207 + |
| Assigned to | Eterpen S. A. + |
| Invented by | Jozsef Laszlo Biro + |
| Patent date | January 7, 1947 + |
| Patent description | Penna a sfera + |
| Patent number | 2413904 + |
| Patent title | Writing instrument + |
| Patented by | Eterpen + |
| Patented in | US + |
| Priority date | April 17, 1943 + |
