File:Patent-GB-1150333.pdf
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Dettagli
Inventor |
Edwards Ernest Ethelbert |
---|---|
Assignee |
Conway Stewart & Co. |
Country |
GB |
Application N° |
299/67 |
Application Date |
1967-01-03 |
Patent N° |
1150333 |
Brevettato |
1969-04-30 |
Priorità |
1967-01-03 |
Brand | |
Title |
Improvements in and relating to ball-point pens |
Description |
Penna a sfera |
Riferimenti esterni
Informazioni
Brevetto per una penna a sfera.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 01:33, 17 August 2019 | ![]() | 1,296 × 1,754, 3 pages (135 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Edwards Ernest Ethelbert |Assignee=Conway Stewart & Co. |Country=GB |ApplicationNum=299/67 |ApplicationDate=1967-01-03 |PatentNum=1150333 |PatentDate=1969-04-30 |PriorityDate=1967-01-03 |Titolo=Improvements in and relating to ba... |
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