File:Patent-US-1390366.pdf
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Dettagli
| Inventor |
Roderick J. Mackenzie |
|---|---|
| Assignee |
Crocker Pen Company |
| Country |
US |
| Application N° |
342071 |
| Application Date |
1919-12-03 |
| Patent N° |
1390366 |
| Brevettato |
1921-09-13 |
| Priorità |
1919-12-03 |
| Brand | |
| Title |
Fountain-pen |
| Description |
Caricamento hatchet filler |
Riferimenti esterni
Informazioni
Brevetto per una versione migliorata del caricamento hatchet filler.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:09, 25 June 2012 |  | 1,159 × 1,704, 4 pages (229 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Roderick J. Mackenzie |Assignee=Crocker Pen Company |Country=US |ApplicationNum=342071 |ApplicationDate=1919-12-03 |PatentNum=1390366 |PatentDate=1921-09-13 |PriorityDate=1919-12-03 |Titolo=Fountain-pen |Marca=Crocker |Descrizio... |
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