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Priority claimed from JP56168949Aexternal-prioritypatent/JPS5869523A/ja
Priority claimed from JP56168950Aexternal-prioritypatent/JPS5869524A/ja
Application filed by Olympus Optical CofiledCriticalOlympus Optical Co
Priority claimed from EP82109701Aexternal-prioritypatent/EP0078017B1/de
Application grantedgrantedCritical
Publication of ATE33203T1publicationCriticalpatent/ATE33203T1/de