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Priority claimed from JP56176235Aexternal-prioritypatent/JPS5879497A/ja
Priority claimed from JP17691681Aexternal-prioritypatent/JPS5877668A/ja
Application filed by Olympus Optical CofiledCriticalOlympus Optical Co
Priority claimed from EP19820109915external-prioritypatent/EP0078497B1/de
Application grantedgrantedCritical
Publication of ATE17623T1publicationCriticalpatent/ATE17623T1/de