File:Patent-US-206200.pdf
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Original file (1,159 × 1,704 pixels, file size: 156 KB, MIME type: application/pdf, 3 pages)
Dettagli
| Inventor |
William W. Stewart |
|---|---|
| Assignee |
William W. Stewart |
| Country |
US |
| Application N° |
206200 |
| Application Date |
1878-06-20 |
| Patent N° |
206200 |
| Brevettato |
1878-07-23 |
| Priorità |
1878-06-20 |
| Brand | |
| Title |
Improvement in fountain-pen holders |
| Description |
Proto-stilografica |
Riferimenti esterni
Informazioni
Brevetto per una stilografica primitiva. Secondo quanto riportato qui i brevetti di William W. Stewart sarebbero stati utilizzati dalla Swan per la produzione delle loro prime stilografiche negli USA. In particolare questo brevetto sarebbe stato usato per la Calligraphic.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:15, 11 November 2012 |  | 1,159 × 1,704, 3 pages (156 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=William W. Stewart |Assignee=William W. Stewart |Country=US |ApplicationNum=206200 |ApplicationDate=1878-06-20 |PatentNum=206200 |PatentDate=1878-07-23 |PriorityDate=1878-06-20 |Titolo=Improvement in fountain-pens |Marca=Swan |De... |
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