File:Patent-US-288290.pdf
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Original file (1,159 × 1,704 pixels, file size: 197 KB, MIME type: application/pdf, 3 pages)
Dettagli
| Inventor |
Paul E. Wirt |
|---|---|
| Assignee |
Paul E. Wirt |
| Country |
US |
| Application N° |
288290 |
| Application Date |
1883-03-12 |
| Patent N° |
288290 |
| Brevettato |
1883-11-13 |
| Priorità |
1883-03-12 |
| Brand | |
| Title |
Fountain-pen |
| Description |
Penna a pennino sdoppiabile |
Riferimenti esterni
Informazioni
Brevetto per una penna con pennino sdoppiabile.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:55, 6 August 2012 |  | 1,159 × 1,704, 3 pages (197 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Paul E. Wirt |Assignee=Paul E. Wirt |Country=US |ApplicationNum=288290 |ApplicationDate=1883-03-12 |PatentNum=288290 |PatentDate=1883-11-13 |PriorityDate=1883-03-12 |Titolo=Fountain-pen |Marca=Wirt |Descrizione=Penna a pennino sd... |
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