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Priority claimed from JP9603181Aexternal-prioritypatent/JPS58243A/ja
Priority claimed from JP57086587Aexternal-prioritypatent/JPS58204849A/ja
Application filed by Takeda Chemical Industries, Ltd.filedCriticalTakeda Chemical Industries, Ltd.
Priority claimed from EP82303286Aexternal-prioritypatent/EP0068816B1/de
Application grantedgrantedCritical
Publication of ATE9458T1publicationCriticalpatent/ATE9458T1/de