File:Patent-US-2726639.pdf
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Original file (1,159 × 1,704 pixels, file size: 490 KB, MIME type: application/pdf, 8 pages)
Dettagli
| Inventor |
Frederick R. Wittnebert |
|---|---|
| Assignee |
The Parker Pen Company |
| Country |
US |
| Application N° |
338823 |
| Application Date |
1953-02-25 |
| Patent N° |
2726639 |
| Brevettato |
1955-12-13 |
| Priorità |
1953-02-25 |
| Brand | |
| Title |
Fountain pen |
| Description |
Riferimenti esterni
Informazioni
Brevetto per una variante di caricamento a capillarità. Estensione del brevetto n° US-2670711. Riferimenti a nº US-2587949 e nº US-2670711.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:59, 9 August 2012 |  | 1,159 × 1,704, 8 pages (490 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Frederick R. Wittnebert |Assignee=The Parker Pen Company |Country=US |ApplicationNum=338823 |ApplicationDate=1953-02-25 |PatentNum=2726639 |PatentDate=1955-12-13 |PriorityDate=1953-02-25 |Titolo=Fountain pen |Marca=Parker |Descri... |
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