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Priority claimed from JP58180531Aexternal-prioritypatent/JPS6072650A/ja
Priority claimed from JP58180532Aexternal-prioritypatent/JPS6072644A/ja
Priority claimed from JP18053383Aexternal-prioritypatent/JPS6075504A/ja
Application filed by Toshiba KkfiledCriticalToshiba Kk
Priority claimed from EP84306379Aexternal-prioritypatent/EP0136866B1/de
Application grantedgrantedCritical
Publication of ATE70755T1publicationCriticalpatent/ATE70755T1/de