Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP56055410Aexternal-prioritypatent/JPS57170225A/ja
Priority claimed from JP56055407Aexternal-prioritypatent/JPS57170223A/ja
Priority claimed from JP56055409Aexternal-prioritypatent/JPS57170244A/ja
Priority claimed from JP56055408Aexternal-prioritypatent/JPS57170224A/ja
Application filed by Olympus Optical Co., Ltd.filedCriticalOlympus Optical Co., Ltd.
Priority claimed from EP82102776Aexternal-prioritypatent/EP0062846B1/de
Application grantedgrantedCritical
Publication of ATE9268T1publicationCriticalpatent/ATE9268T1/de