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{{PatentInfo |Inventor=Derrick John Silver |Assignee=Mentmore Manufacturing Company Limited |Country=GB |ApplicationNum=21545/58 |ApplicationDate=1957-07-12 |PatentNum=903560 |PatentDate=1962-08-15 |PriorityDate=1957-07-12 |Titolo=Improvements in or re...
{{PatentInfo
|Inventor=Derrick John Silver
|Assignee=Mentmore Manufacturing Company Limited
|Country=GB
|ApplicationNum=21545/58
|ApplicationDate=1957-07-12
|PatentNum=903560
|PatentDate=1962-08-15
|PriorityDate=1957-07-12
|Titolo=Improvements in or relating to fountain pens
|Marca=Mentmore
|Descrizione=Sistema di caricamento
}}
==Informazioni==
Brevetto per un sistema di [[Used for feature::caricamento a capillarità]]. Diviso da {{MentionPatent|GB|903559}}. {{SamePatent|FR|1207795}} {{SamePatent|CH|352252}}
|Inventor=Derrick John Silver
|Assignee=Mentmore Manufacturing Company Limited
|Country=GB
|ApplicationNum=21545/58
|ApplicationDate=1957-07-12
|PatentNum=903560
|PatentDate=1962-08-15
|PriorityDate=1957-07-12
|Titolo=Improvements in or relating to fountain pens
|Marca=Mentmore
|Descrizione=Sistema di caricamento
}}
==Informazioni==
Brevetto per un sistema di [[Used for feature::caricamento a capillarità]]. Diviso da {{MentionPatent|GB|903559}}. {{SamePatent|FR|1207795}} {{SamePatent|CH|352252}}