Piccardi
{{PatentInfo |Inventor=Andreas Bienenstein |Assignee=The Conklin Pen Company |Country=US |ApplicationNum=36969 |ApplicationDate=1930-09-15 |PatentNum=D083592 |PatentDate=1931-03-10 |PriorityDate=1930-09-15 |Titolo=Design for a fountain pen |Marca=Conkl...