File:Patent-US-2159003.pdf
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Dettagli
| Inventor |
Leon H. Ashmore |
|---|---|
| Assignee |
The Esterbrook Steel Pen Manfacturing Co. |
| Country |
US |
| Application N° |
210758 |
| Application Date |
1938-05-28 |
| Patent N° |
2159003 |
| Brevettato |
1939-05-23 |
| Priorità |
1938-05-28 |
| Brand | |
| Title |
Manufacture of writing pens |
| Description |
Pennino economico |
Riferimenti esterni
Informazioni
Brevetto per la produzione di un pennino economico. Riferimenti a nº US-2037699.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:23, 6 August 2012 |  | 1,159 × 1,704, 4 pages (197 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Leon H. Ashmore |Assignee=The Esterbrook Steel Pen Manfacturing Co. |Country=US |ApplicationNum=210758 |ApplicationDate=1938-05-28 |PatentNum=2159002 |PatentDate=1939-05-23 |PriorityDate=1938-05-28 |Titolo=Manufacture of writing ... |
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