File:Patent-US-1426744.pdf
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Dettagli
Inventor |
Charles R. Keeran,Frank R. Taylor |
---|---|
Assignee |
Autopoint Manufacturing Company |
Country |
US |
Application N° |
340151 |
Application Date |
1919-11-24 |
Patent N° |
1426744 |
Brevettato |
1922-08-22 |
Priorità |
1919-11-24 |
Brand | |
Title |
Pencil |
Description |
Matita meccanica |
Riferimenti esterni
Informazioni
Brevetto per una matita meccanica.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 23:04, 20 September 2015 | 1,159 × 1,704, 4 pages (215 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Charles R. Keeran,Frank R. Taylor |Assignee=Autopoint Manufacturing Company |Country=US |ApplicationNum=340151 |ApplicationDate=1919-11-24 |PatentNum=1426744 |PatentDate=1922-08-22 |PriorityDate=1919-11-24 |Titolo=Pencil |Marca=A... |
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