File:Patent-US-1277613.pdf
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Dettagli
| Inventor |
William Livsey |
|---|---|
| Assignee |
William Livsey |
| Country |
US |
| Application N° |
209422 |
| Application Date |
1917-12-29 |
| Patent N° |
1277613 |
| Brevettato |
1918-09-03 |
| Priorità |
1917-12-29 |
| Brand | |
| Title |
Fountain and stylographic pens |
| Description |
Meccanismo rientrante |
Riferimenti esterni
Informazioni
Brevetto per una variante del meccanismo di una rientrante. I brevetti di Livsey risultano, secondo questo articolo, legati alla produzione della Stephens e probabilmente anche della Lang. Priorità dal brevetto inglese. Stessa invenzione di nº GB-110270.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:52, 20 September 2015 |  | 1,159 × 1,704, 3 pages (146 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=William Livsey |Assignee=William Livsey |Country=US |ApplicationNum=209422 |ApplicationDate=1917-12-29 |PatentNum=1277613 |PatentDate=1918-09-03 |PriorityDate=1917-12-29 |Titolo=Fountain and stylographic pens |Marca=Stephens,Lang... |
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