File:Patent-US-2799247.pdf
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Original file (1,159 × 1,704 pixels, file size: 340 KB, MIME type: application/pdf, 5 pages)
Dettagli
| Inventor |
Lynn P. Martin |
|---|---|
| Assignee |
W. A. Sheaffer Pen Company |
| Country |
US |
| Application N° |
433520 |
| Application Date |
1954-06-01 |
| Patent N° |
2799247 |
| Brevettato |
1957-07-16 |
| Priorità |
1954-06-01 |
| Brand | |
| Title |
Writing implements |
| Description |
Meccanismo snorkel filler |
Riferimenti esterni
Informazioni
Brevetto per una variante dello snorkel filler adattato ad una penna a pennino coperto tipo Parker 51, non ne è nota nessuna realizzazione pratica. Estensione del brevetto n° US-2769427. Riferimento a nº US-1007619, nº US-1548502, nº US-1864050, nº US-RE23683, nº GB-190821631 e nº GB-114801.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 02:23, 21 July 2012 |  | 1,159 × 1,704, 5 pages (340 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Lynn P. Martin |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=433520 |ApplicationDate=1954-06-01 |PatentNum=2799247 |PatentDate=1957-07-16 |PriorityDate=1954-06-01 |Titolo=Writing implements |Marca=Sheaffer |Des... |
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