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Priority claimed from JP5138781Aexternal-prioritypatent/JPS5947832B2/ja
Priority claimed from JP5139481Aexternal-prioritypatent/JPS5942230B2/ja
Priority claimed from JP5138981Aexternal-prioritypatent/JPS6014278B2/ja
Priority claimed from JP5138581Aexternal-prioritypatent/JPS57166479A/ja
Application filed by Kawasaki Steel CofiledCriticalKawasaki Steel Co
Priority claimed from EP19820301717external-prioritypatent/EP0062498B1/de
Application grantedgrantedCritical
Publication of ATE12426T1publicationCriticalpatent/ATE12426T1/de