File:Patent-GB-345712.pdf
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Dettagli
Inventor |
Assegnatario |
---|---|
Assignee |
Mabie, Todd & Company Limited |
Country |
GB |
Application N° |
1116/30 |
Application Date |
1930-01-11 |
Patent N° |
345712 |
Brevettato |
1931-04-02 |
Priorità |
1930-01-11 |
Brand | |
Title |
Improvements in propelling pencils |
Description |
Matita meccanica |
Riferimenti esterni
Informazioni
Brevetto per una matita meccanica. Stessa invenzione di nº CH-148515. Stessa invenzione di nº FR-693093. Stessa invenzione di nº AT-124116. Stessa invenzione di nº BE-369135.
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current | 13:19, 25 April 2013 | ![]() | 1,295 × 1,752, 4 pages (359 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Mabie, Todd & Company Limited |Assignee=Mabie, Todd & Company Limited |Country=GB |ApplicationNum=1116/30 |ApplicationDate=1930-01-11 |PatentNum=345712 |PatentDate=1931-04-02 |PriorityDate=1930-01-11 |Titolo=Improvements in prope... |
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