Piccardi
{{PatentInfo |Inventor=Walter E. Guyot |Assignee=The Parker Pen Company |Country=US |ApplicationNum=342559 |ApplicationDate=1929-02-25 |PatentNum=1793610 |PatentDate=1931-02-24 |PriorityDate=1929-02-25 |Titolo=Desk-set receptacle |Marca=Parker |Descriz...