File:Patent-US-2802450.pdf
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Original file (1,159 × 1,704 pixels, file size: 425 KB, MIME type: application/pdf, 6 pages)
Dettagli
| Inventor |
Frederick R. Wittnebert |
|---|---|
| Assignee |
The Parker Pen Company |
| Country |
US |
| Application N° |
407940 |
| Application Date |
1954-02-03 |
| Patent N° |
2802450 |
| Brevettato |
1957-08-13 |
| Priorità |
1954-02-03 |
| Brand | |
| Title |
Fountain pens |
| Description |
Riferimenti esterni
Informazioni
Brevetto per una variante di caricamento a capillarità. Riferimenti a nº US-2528408, nº US-2554654; nº US-2648309 e nº US-2670711.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:49, 21 July 2012 |  | 1,159 × 1,704, 6 pages (425 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Frederick R. Wittnebert |Assignee=The Parker Pen Company |Country=US |ApplicationNum=407940 |ApplicationDate=1954-02-03 |PatentNum=2802450 |PatentDate=1957-08-13 |PriorityDate=1954-02-03 |Titolo=Fountain pens |Marca=Parker |Descr... |
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