Piccardi
{{PatentInfo |Inventor=Julius L. Schnell |Assignee=Julius L. Schnell |Country=US |ApplicationNum=703347 |ApplicationDate=1912-06-12 |PatentNum=1060137 |PatentDate=1913-04-29 |PriorityDate=1912-06-12 |Titolo=Self-filler fountain-pen |Marca=Schnell |Desc...