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{{PatentInfo |Inventor=Lewis E. Waterman |Assignee=Lewis E. Waterman |Country=US |ApplicationNum=680681 |ApplicationDate=1898-05-14 |PatentNum=698882 |PatentDate=1902-04-29 |PriorityDate=1898-05-14 |Titolo=safety fountain-pen |Marca=Waterman |Descrizio...
{{PatentInfo
|Inventor=Lewis E. Waterman
|Assignee=Lewis E. Waterman
|Country=US
|ApplicationNum=680681
|ApplicationDate=1898-05-14
|PatentNum=698882
|PatentDate=1902-04-29
|PriorityDate=1898-05-14
|Titolo=safety fountain-pen
|Marca=Waterman
|Descrizione=[[Cappuccio conico]]
}}
==Informazioni==
Brevetto per un [[Cappuccio conico]]. Concesso postumo al nipote, Frank D. Waterman. Riferimenti a {{MentionPatent|US|604690}}.
|Inventor=Lewis E. Waterman
|Assignee=Lewis E. Waterman
|Country=US
|ApplicationNum=680681
|ApplicationDate=1898-05-14
|PatentNum=698882
|PatentDate=1902-04-29
|PriorityDate=1898-05-14
|Titolo=safety fountain-pen
|Marca=Waterman
|Descrizione=[[Cappuccio conico]]
}}
==Informazioni==
Brevetto per un [[Cappuccio conico]]. Concesso postumo al nipote, Frank D. Waterman. Riferimenti a {{MentionPatent|US|604690}}.