File:Patent-US-841475.pdf
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| Inventor |
Paul E. Wirt |
|---|---|
| Assignee |
Paul E. Wirt |
| Country |
US |
| Application N° |
311421 |
| Application Date |
1906-04-13 |
| Patent N° |
841475 |
| Brevettato |
1907-01-15 |
| Priorità |
1906-04-13 |
| Brand | |
| Title |
Self-filling fountain-pen |
| Description |
Riferimenti esterni
Informazioni
Brevetto per una variante di caricamento a siringa con un ingegnoso sistema di alberino contenuto all'interno del fusto ed agganciabile al pistone.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:03, 23 July 2012 |  | 1,159 × 1,704, 3 pages (130 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Paul E. Wirt |Assignee=Paul E. Wirt |Country=US |ApplicationNum=311421 |ApplicationDate=1906-04-13 |PatentNum=841475 |PatentDate=1907-01-15 |PriorityDate=1906-04-13 |Titolo=Self-filling fountain-pen |Marca=Wirt |Descrizione=Caric... |
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Fatti riguardanti Patent-US-841475.pdf
| Application date | aprile 13, 1906 + |
| Application number | 311421 + |
| Assigned to | Paul E. Wirt + |
| Invented by | Paul E. Wirt + |
| Patent date | gennaio 15, 1907 + |
| Patent description | Caricamento a siringa + |
| Patent number | 841475 + |
| Patent title | Self-filling fountain-pen + |
| Patented by | Wirt + |
| Patented in | US + |
| Priority date | aprile 13, 1906 + |
| Used for feature | Syringe filler + |
