File:Patent-GB-685706.pdf

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Inventor	Assegnatario
Assignee	Eclipse Fountain Pen and Pencil Company
Country	GB
Application N°	4638/50
Application Date	1950-02-23
Patent N°	685706
Brevettato	1953-01-07
Priorità	1949-08-04
Brand	Eclipse
Title	Improvements in and relating to ball point pens
Description	Penna a sfera

Brevetto per una penna a sfera. Priorità dal brevetto canadese. Stessa invenzione di nº CA-477244.

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current	00:39, 24 March 2021		1,296 × 1,754, 6 pages (430 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=Marx Finstone \|Assignee=Marx Finstone \|Country=GB \|ApplicationNum=4638/50 \|ApplicationDate=1950-02-23 \|PatentNum=685706 \|PatentDate=1953-01-07 \|PriorityDate=1949-08-04 \|Titolo=Improvements in and relating to ball point pens \|Marc...

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