File:Patent-DE-369345.pdf
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Dettagli
Inventor |
Assegnatario |
---|---|
Assignee |
The Dictator Fountain Pen Company Inc. |
Country |
DE |
Application N° |
D41454 |
Application Date |
1922-03-23 |
Patent N° |
369345 |
Brevettato |
1923-02-17 |
Priorità |
1921-04-23 |
Brand | |
Title |
Magazinschreibstift |
Description |
Matita meccanica |
Riferimenti esterni
Informazioni
Brevetto per una matita meccanica. Priorità dal brevetto americano. Stessa invenzione di nº CH-102306. Stessa invenzione di nº FR-549123. Stessa invenzione di nº AT-94205. Stessa invenzione di nº GB-179145. Stessa invenzione di nº CA-225369.
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current | 00:31, 16 June 2021 | ![]() | 1,296 × 1,754, 4 pages (256 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Donald Ladd |Assignee=The Dictator Fountain Pen Company Inc. |Country=DE |ApplicationNum=D41454 |ApplicationDate=1922-03-23 |PatentNum=369345 |PatentDate=1923-02-17 |PriorityDate=1921-04-23 |Titolo=Magazinschreibstift |Marca=Dict... |
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