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Priority claimed from JP14072181Aexternal-prioritypatent/JPS6031702B2/ja
Priority claimed from JP18750681Aexternal-prioritypatent/JPS6010942B2/ja
Priority claimed from JP19474181Aexternal-prioritypatent/JPS6010943B2/ja
Application filed by Fischer & Krecke KgfiledCriticalFischer & Krecke Kg
Priority claimed from EP82108232Aexternal-prioritypatent/EP0075181B1/de
Application grantedgrantedCritical
Publication of ATE21370T1publicationCriticalpatent/ATE21370T1/de