Piccardi
{{PatentInfo |Inventor=Frederick Wm. Erickson |Assignee=Frederick Wm. Erickson |Country=US |ApplicationNum=351072 |ApplicationDate=1907-01-07 |PatentNum=849110 |PatentDate=1907-04-02 |PriorityDate=1907-01-07 |Titolo=Fountain-Pen |Marca=Unbranded |Descr...