File:Patent-GB-533420.pdf

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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	Stephens
Title	A device for use in the preparation of ink
Description	Calamaio a inchiostro solido

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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