Piccardi
{{PatentInfo |Inventor=Firma G. Rau |Assignee=Firma G. Rau |Country=DE |ApplicationNum=K123572 |ApplicationDate=1931-12-29 |PatentNum=589001 |PatentDate=1933-12-01 |PriorityDate=1931-12-29 |Titolo=Fullfederhalter |Marca=Météore, Uneman |Descrizione=P...