File:Patent-US-2432061.pdf
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Original file (1,159 × 1,704 pixels, file size: 446 KB, MIME type: application/pdf, 7 pages)
Dettagli
| Inventor |
Isidor Chesler |
|---|---|
| Assignee |
Eagle Pencil Company |
| Country |
US |
| Application N° |
692677 |
| Application Date |
1946-08-23 |
| Patent N° |
2432061 |
| Brevettato |
1947-12-02 |
| Priorità |
1946-08-23 |
| Brand | |
| Title |
Writing instrument |
| Description |
Penna a sfera |
Riferimenti esterni
Informazioni
Brevetto per una penna a sfera con caricamento a pulsante di fondo.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:49, 16 July 2012 |  | 1,159 × 1,704, 7 pages (446 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Isidor Chesler |Assignee=Eagle Pencil Company |Country=US |ApplicationNum=692677 |ApplicationDate=1946-08-23 |PatentNum=2432061 |PatentDate=1947-12-02 |PriorityDate=1946-08-23 |Titolo=Writing instrument |Marca=Eagle |Descrizione... |
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