File:Patent-US-1577646.pdf
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Original file (1,159 × 1,704 pixels, file size: 123 KB, MIME type: application/pdf, 4 pages)
Dettagli
| Inventor |
Charlesworth Livsey |
|---|---|
| Assignee |
Charlesworth Livsey |
| Country |
US |
| Application N° |
446904 |
| Application Date |
1921-02-21 |
| Patent N° |
1577646 |
| Brevettato |
1926-03-23 |
| Priorità |
1921-02-21 |
| Brand | |
| Title |
Fountain or reservoir pen |
| Description |
Caricamento rientrante |
Riferimenti esterni
Informazioni
Brevetto di un sistema di caricamento di una rientrante, realizzato nella modalità classica del cosiddetto safety filler. Attribuito alla Lang in quanto altri brevetti di Charlesworth Livsey sono assegnati alla Lang Pen Company.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 02:52, 17 December 2013 |  | 1,159 × 1,704, 4 pages (123 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Charlesworth Livsey |Assignee=Charlesworth Livsey |Country=US |ApplicationNum=446904 |ApplicationDate=1921-02-21 |PatentNum=1577646 |PatentDate=1926-03-23 |PriorityDate=1921-02-21 |Titolo=Fountain or reservoir pen |Marca=Lang |De... |
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