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{{PatentInfo |Inventor=Henry C. Klagges |Assignee=The Estrerbrook Pen Company |Country=US |ApplicationNum=660708 |ApplicationDate=1946-04-09 |PatentNum=2631569 |PatentDate=1953-03-17 |PriorityDate=1946-04-09 |Titolo=Fountain pen with positioning means...
{{PatentInfo
|Inventor=Henry C. Klagges
|Assignee=The Estrerbrook Pen Company
|Country=US
|ApplicationNum=660708
|ApplicationDate=1946-04-09
|PatentNum=2631569
|PatentDate=1953-03-17
|PriorityDate=1946-04-09
|Titolo=Fountain pen with positioning means for the ink sac thereof
|Marca=Esterbrook
|Descrizione=[[Caricamento a levetta]]
}}
==Informazioni==
Brevetto per un perfezionamento del [[caricamento a levetta]].
Riferimenti a {{MentionPatent|US|976815}}, {{MentionPatent|US|1104567}}, {{MentionPatent|US|1118240}}, {{MentionPatent|US|1540416}}, {{MentionPatent|US|RE16145}}, {{MentionPatent|US|1606930}}, {{MentionPatent|US|1712304}}, {{MentionPatent|US|1772608}}, {{MentionPatent|US|1783734}} e {{MentionPatent|US|2087672}}.
|Inventor=Henry C. Klagges
|Assignee=The Estrerbrook Pen Company
|Country=US
|ApplicationNum=660708
|ApplicationDate=1946-04-09
|PatentNum=2631569
|PatentDate=1953-03-17
|PriorityDate=1946-04-09
|Titolo=Fountain pen with positioning means for the ink sac thereof
|Marca=Esterbrook
|Descrizione=[[Caricamento a levetta]]
}}
==Informazioni==
Brevetto per un perfezionamento del [[caricamento a levetta]].
Riferimenti a {{MentionPatent|US|976815}}, {{MentionPatent|US|1104567}}, {{MentionPatent|US|1118240}}, {{MentionPatent|US|1540416}}, {{MentionPatent|US|RE16145}}, {{MentionPatent|US|1606930}}, {{MentionPatent|US|1712304}}, {{MentionPatent|US|1772608}}, {{MentionPatent|US|1783734}} e {{MentionPatent|US|2087672}}.