File:Patent-US-2159003.pdf
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Inventor |
Leon H. Ashmore |
---|---|
Assignee |
The Esterbrook Steel Pen Manfacturing Co. |
Country |
US |
Application N° |
210758 |
Application Date |
1938-05-28 |
Patent N° |
2159003 |
Brevettato |
1939-05-23 |
Priorità |
1938-05-28 |
Brand | |
Title |
Manufacture of writing pens |
Description |
Pennino economico |
Riferimenti esterni
Informazioni
Brevetto per la produzione di un pennino economico. Riferimenti a nº US-2037699.
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current | 22:23, 6 August 2012 | ![]() | 1,159 × 1,704, 4 pages (197 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Leon H. Ashmore |Assignee=The Esterbrook Steel Pen Manfacturing Co. |Country=US |ApplicationNum=210758 |ApplicationDate=1938-05-28 |PatentNum=2159002 |PatentDate=1939-05-23 |PriorityDate=1938-05-28 |Titolo=Manufacture of writing ... |
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Fatti riguardanti Patent-US-2159003.pdf
Application date | maggio 28, 1938 + |
Application number | 210758 + |
Assigned to | The Esterbrook Steel Pen Manfacturing Co. + |
Invented by | Leon H. Ashmore + |
Mention patent | ![]() |
Patent date | maggio 23, 1939 + |
Patent description | Pennino economico + |
Patent number | 2159003 + |
Patent title | Manufacture of writing pens + |
Patented by | Esterbrook + |
Patented in | US + |
Priority date | maggio 28, 1938 + |