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Priority claimed from JP56048766Aexternal-prioritypatent/JPS57162644A/ja
Application filed by Hans SauerfiledCriticalHans Sauer
Priority claimed from EP82102182Aexternal-prioritypatent/EP0061655B2/de
Application grantedgrantedCritical
Publication of ATE22749T1publicationCriticalpatent/ATE22749T1/de