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{{PatentInfo |Inventor=Eric Ernest Samuel Wade, Charlesworth Livsey |Assignee=Lang Pen Company Limited |Country=US |ApplicationNum=84306 |ApplicationDate=1949-03-30 |PatentNum=2557710 |PatentDate=1951-06-19 |PriorityDate=1948-05-07 |Titolo=Clip for pen...
{{PatentInfo
|Inventor=Eric Ernest Samuel Wade, Charlesworth Livsey
|Assignee=Lang Pen Company Limited
|Country=US
|ApplicationNum=84306
|ApplicationDate=1949-03-30
|PatentNum=2557710
|PatentDate=1951-06-19
|PriorityDate=1948-05-07
|Titolo=Clip for pens
|Marca=Stephens,Lang
|Descrizione=[[Fermaglio]]
}}
==Informazioni==
Brevetto per un [[Used for feature::fermaglio]] a molla. Riferimenti a {{MentionPatent|US|1702954}}, {{MentionPatent|US|1717001}}, {{MentionPatent|US|2320455}} e {{MentionPatent|US|2468699}}. Priorità dal brevetto inglese. {{SamePatent|FR|1060752}} {{SamePatent|FR|66402E}} {{SamePatent|BE|488498}} {{SamePatent|IT|454639}}