File:Patent-GB-1150333.pdf

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Inventor	Edwards Ernest Ethelbert
Assignee	Conway Stewart & Co.
Country	GB
Application N°	299/67
Application Date	1967-01-03
Patent N°	1150333
Brevettato	1969-04-30
Priorità	1967-01-03
Brand	Conway Stewart
Title	Improvements in and relating to ball-point pens
Description	Penna a sfera

Brevetto per una penna a sfera.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	01:33, 17 August 2019		1,296 × 1,754, 3 pages (135 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=Edwards Ernest Ethelbert \|Assignee=Conway Stewart & Co. \|Country=GB \|ApplicationNum=299/67 \|ApplicationDate=1967-01-03 \|PatentNum=1150333 \|PatentDate=1969-04-30 \|PriorityDate=1967-01-03 \|Titolo=Improvements in and relating to ba...

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