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Priority claimed from JP2368979Aexternal-prioritypatent/JPS55115895A/ja
Priority claimed from JP120180Aexternal-prioritypatent/JPS5699497A/ja
Application filed by Takeda Chemical Industries, Ltd.filedCriticalTakeda Chemical Industries, Ltd.
Priority claimed from EP80100909Aexternal-prioritypatent/EP0015468B1/de
Application grantedgrantedCritical
Publication of ATE2149T1publicationCriticalpatent/ATE2149T1/de