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{{PatentInfo |Inventor=Yves Zuber |Assignee=Yves Zuber |Country=FR |ApplicationNum=601664 |ApplicationDate=1925-08-04 |PatentNum=601664 |PatentDate=1926-03-05 |PriorityDate=1925-08-04 |Titolo=Perfectionnement aux porte-mines |Marca=Stylomine |Descrizio...