File:Patent-GB-533420.pdf
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Dettagli
Inventor |
Charles George Todd |
---|---|
Assignee |
Harry C. Stephens Limited |
Country |
GB |
Application N° |
29506/39 |
Application Date |
1939-11-06 |
Patent N° |
533420 |
Brevettato |
1941-02-12 |
Priorità |
1939-11-06 |
Brand | |
Title |
A device for use in the preparation of ink |
Description |
Calamaio a inchiostro solido |
Riferimenti esterni
Informazioni
Brevetto per un calamaio ad inchiostro solido che consente di preparare l'inchiostro aggiungendo acqua.
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current | 23:56, 17 December 2013 | ![]() | 1,295 × 1,752, 5 pages (496 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Charles George Todd |Assignee=Harry C. Stephens Limited |Country=GB |ApplicationNum=29506/39 |ApplicationDate=1939-11-06 |PatentNum=533420 |PatentDate=1941-02-12 |PriorityDate=1939-11-06 |Titolo=A device for use in the preparatio... |
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