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{{PatentInfo |Inventor=Harry C. Johnson, Ernest M. Wade |Assignee=The Lang Pen Company Limited |Country=US |ApplicationNum=710224 |ApplicationDate=1912-07-18 |PatentNum=1124454 |PatentDate=1915-01-12 |PriorityDate=1912-07-18 |Titolo=Fountain or reservo...
{{PatentInfo
|Inventor=Harry C. Johnson, Ernest M. Wade
|Assignee=The Lang Pen Company Limited
|Country=US
|ApplicationNum=710224
|ApplicationDate=1912-07-18
|PatentNum=1124454
|PatentDate=1915-01-12
|PriorityDate=1912-07-18
|Titolo=Fountain or reservoir pen
|Marca=Summit
|Descrizione=Caricamento a siringa
}}
==Informazioni==
Brevetto per una variante di caricamento a siringa con alberino sul fondello. {{SamePatent|GB|191116979}}