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Priority claimed from JP61303080Aexternal-prioritypatent/JPS63155470A/ja
Priority claimed from JP30588186Aexternal-prioritypatent/JPH0828056B2/ja
Priority claimed from JP61313856Aexternal-prioritypatent/JPH0727687B2/ja
Priority claimed from JP31385786Aexternal-prioritypatent/JPH0766653B2/ja
Priority claimed from JP61314922Aexternal-prioritypatent/JP2522272B2/ja
Priority claimed from JP62002084Aexternal-prioritypatent/JPS63171404A/ja
Priority claimed from JP62004434Aexternal-prioritypatent/JPH0833976B2/ja
Application filed by Sony CorpfiledCriticalSony Corp
Priority claimed from EP87311151Aexternal-prioritypatent/EP0272130B1/de
Application grantedgrantedCritical
Publication of ATE86046T1publicationCriticalpatent/ATE86046T1/de