File:Patent-US-1602055.pdf

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Inventor	George Sweetser
Assignee	Thomas De La Rue & Company Limited
Country	US
Application N°	81420
Application Date	1926-01-15
Patent N°	1602055
Brevettato	1926-10-05
Priorità	1925-07-15
Brand	Onoto
Title	Self-filling stylographic pen
Description	Penna a stilo

Brevetto per una penna a stilo. Priorità dal brevetto inglese. Stessa invenzione di nº DE-480844. Stessa invenzione di nº CA-268572. Riferimenti a nº US-813534.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	23:17, 24 November 2013		1,159 × 1,704, 3 pages (133 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=George Sweetser \|Assignee=Thomas De La Rue & Company Limited \|Country=US \|ApplicationNum=81420 \|ApplicationDate=1926-01-15 \|PatentNum=1609387 \|PatentDate=1926-10-05 \|PriorityDate=1925-07-15 \|Titolo=Self-filling stylographic pen \|...

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