File:Patent-US-1917568.pdf
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Dettagli
| Inventor |
Benjamin F. Wupper |
|---|---|
| Assignee |
The Parker Pen Company |
| Country |
US |
| Application N° |
407315 |
| Application Date |
1929-11-15 |
| Patent N° |
1917568 |
| Brevettato |
1933-07-11 |
| Priorità |
1929-11-15 |
| Brand | |
| Title |
Fountain pen |
| Description |
Sistema di caricamento |
Riferimenti esterni
Informazioni
Brevetto per una variante di caricamento a sfiatatoio, sostanzialmente analogo al Vacumatic.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:50, 1 August 2012 |  | 1,159 × 1,704, 3 pages (155 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Benjamin F. Wupper |Assignee=The Parker Pen Company |Country=US |ApplicationNum=407315 |ApplicationDate=1929-11-15 |PatentNum=1917568 |PatentDate=1933-07-11 |PriorityDate=1929-11-15 |Titolo=Fountain pen |Marca=Parker |Descrizione... |
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