File:Patent-FR-840819.pdf

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Inventor	Assegnatario
Assignee	S.A. Vendita Penna Bicolore Itala Cromograf
Country	FR
Application N°	840819
Application Date	1938-06-19
Patent N°	840819
Brevettato	1939-05-04
Priorità	1938-05-04
Brand	Itala Cromograf
Title	Stylographe à deux plumes
Description	Penna doppia

Brevetto per la penna doppia Itala Cromograf. Priorità da brevetto italiano.

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current	01:17, 30 January 2013		1,295 × 1,752, 6 pages (388 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Assignee=S.A. Vendita Penna Bicolore Itala Cromograf \|Country=FR \|ApplicationNum=840819 \|ApplicationDate=1938-06-19 \|PatentNum=840819 \|PatentDate=1939-05-04 \|PriorityDate=1938-05-04 \|Titolo=Stylographe à deux plumes \|Marca=Itala Cromo...

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