File:Patent-US-1475953.pdf
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Original file (1,159 × 1,704 pixels, file size: 131 KB, MIME type: application/pdf, 3 pages)
Dettagli
| Inventor |
David Klein |
|---|---|
| Assignee |
Marx Finstone |
| Country |
US |
| Application N° |
618198 |
| Application Date |
1923-02-10 |
| Patent N° |
1475953 |
| Brevettato |
1923-12-04 |
| Priorità |
1923-02-10 |
| Brand | |
| Title |
Lever for self-filler fountain pens |
| Description |
Riferimenti esterni
Informazioni
Brevetto per una variante di caricamento a levetta.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:45, 27 June 2012 |  | 1,159 × 1,704, 3 pages (131 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=David Klein |Assignee=Marx Finstone |Country=US |ApplicationNum=618198 |ApplicationDate=1923-02-10 |PatentNum=1475953 |PatentDate=1923-12-04 |PriorityDate=1923-02-10 |Titolo=Lever for self-filler fountain pens |Marca=Eclipse |Des... |
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