File:Patent-US-1947092.pdf

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Inventor	Russel B. Kingman
Assignee	Russel B. Kingman
Country	US
Application N°	679507
Application Date	1933-07-08
Patent N°	1947092
Brevettato	1934-02-13
Priorità	1933-07-08
Brand	Camel
Title	Soluble ink fountain pen
Description	Penna con inchiostro solubile

Brevetto per una penna caricata con inchiostro solubile.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	01:33, 1 April 2021		1,159 × 1,704, 4 pages (199 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=Russel B. Kingman \|Assignee=Russel B. Kingman \|Country=US \|ApplicationNum=679507 \|ApplicationDate=1933-07-08 \|PatentNum=1947092 \|PatentDate=1934-02-13 \|PriorityDate=1933-07-08 \|Titolo=Soluble ink fountain pen \|Marca=Camel \|Desc...

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