File:Patent-GB-235447.pdf

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Inventor	George Frank Smith
Assignee	Conway Stewart & Co., George Frank Smith
Country	GB
Application N°	25158/24
Application Date	1924-10-22
Patent N°	235447
Brevettato	1925-06-18
Priorità	1924-10-22
Brand	Conway Stewart
Title	Improvements in fountain or reservoir pens
Description	Caricamento a levetta

Brevetto per una variante di caricamento a levetta, con levetta fissata con un anello nel corpo penna.

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current	19:06, 27 October 2013		1,295 × 1,752, 3 pages (230 KB)	Piccardi (talk \| contribs)	{{PatentInfo \|Inventor=George Frank Smith \|Assignee=Conway Stewart & Co., George Frank Smith \|Country=GB \|ApplicationNum=25158/24 \|ApplicationDate=1924-10-22 \|PatentNum=235447 \|PatentDate=1925-06-18 \|PriorityDate=1924-10-22 \|Titolo=Improvements in foun...

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