File:Patent-US-2417861.pdf
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Original file (1,159 × 1,704 pixels, file size: 214 KB, MIME type: application/pdf, 4 pages)
Dettagli
| Inventor |
Arthur O. Dahlberg |
|---|---|
| Assignee |
Arthur O. Dahlberg |
| Country |
US |
| Application N° |
575043 |
| Application Date |
1945-01-09 |
| Patent N° |
2417861 |
| Brevettato |
1947-03-25 |
| Priorità |
1945-01-09 |
| Brand | |
| Title |
Fountain pen |
| Description |
Riferimenti esterni
Informazioni
Brevetto per un alimentatore per la Parker 51 che consente l'uso di un pennino più corto e risparmio di oro. Non è noto se sia stato messo in produzione. Riferimenti a nº US-1904358, nº US-2016106, nº US-2187528, nº US-2223541 e nº US-2375770.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 02:38, 7 July 2012 |  | 1,159 × 1,704, 4 pages (214 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Arthur O. Dahlberg |Assignee=Arthur O. Dahlberg |Country=US |ApplicationNum=575043 |ApplicationDate=1945-01-09 |PatentNum=2417861 |PatentDate=1947-03-25 |PriorityDate=1945-01-09 |Titolo=Fountain pen |Marca=Parker |Modello=Parker ... |
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