File:Patent-US-2522553.pdf
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Original file (1,159 × 1,704 pixels, file size: 406 KB, MIME type: application/pdf, 6 pages)
Dettagli
| Inventor |
Frederick R. Wittnebert |
|---|---|
| Assignee |
The Parker Pen Company |
| Country |
US |
| Application N° |
584756 |
| Application Date |
1945-03-26 |
| Patent N° |
2522553 |
| Brevettato |
1950-09-19 |
| Priorità |
1945-03-26 |
| Brand | |
| Title |
Fountain pen |
| Description |
Riferimenti esterni
Informazioni
Brevetto per un caricamento a capillarità. Riferimenti a nº US-30828, nº US-255205, nº US-260134, nº US-264451, nº US-337610, nº US-1001225, nº US-1336110, nº US-1493680, nº US-1611234, nº US-2114118, nº US-2396058 e nº US-2397229; ed inoltre nº SE-6874, nº GB-191024634, nº DK-25155C.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:42, 7 July 2012 |  | 1,159 × 1,704, 6 pages (406 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Frederick R. Wittnebert |Assignee=The Parker Pen Company |Country=US |ApplicationNum=584756 |ApplicationDate=1945-03-26 |PatentNum=2522553 |PatentDate=1950-09-19 |PriorityDate=1945-03-26 |Titolo=Fountain pen |Marca=Parker |Descri... |
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