File:Patent-GB-525411.pdf

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Inventor	Edward G. Knight
Assignee	Thomas De La Rue and Company
Country	GB
Application N°	5458/39
Application Date	1939-02-18
Patent N°	525411
Brevettato	1940-08-28
Priorità	1939-02-18
Brand	Onoto
Title	Improvements in stylographs
Description	Penna a stilo

Brevetto una penna a stilo.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	01:25, 25 November 2013		1,295 × 1,752, 4 pages (357 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=Edward G. Knight \|Assignee=Thomas De La Rue and Company \|Country=GB \|ApplicationNum=5458/39 \|ApplicationDate=1939-02-18 \|PatentNum=525411 \|PatentDate=1940-08-28 \|PriorityDate=1939-02-18 \|Titolo=Improvements in stylographs \|Marca=...

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