Piccardi
{{PatentInfo |Inventor=Harry W. Stone |Assignee=Arthur A. Waterman, William G. Frazer, Hobart W. Geyer |Country=US |ApplicationNum=171312 |ApplicationDate=1903-08-29 |PatentNum=768779 |PatentDate=1904-08-30 |PriorityDate=1903-08-29 |Titolo=Fountain-pen...