Piccardi
{{PatentInfo |Inventor=Norman E. Weigel |Assignee=Norman E. Weigel |Country=US |ApplicationNum=136999 |ApplicationDate=1947-02-18 |PatentNum=D149921 |PatentDate=1948-06-08 |PriorityDate=1947-02-18 |Titolo=Design for a pen nib |Marca=Wearever |Tipo=desi...