Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Kokusai Denki Electric Inc
Original Assignee
Hitachi Denshi KK
Hitachi Ltd
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
Application filed by Hitachi Denshi KK, Hitachi LtdfiledCriticalHitachi Denshi KK
Priority to JP49079195ApriorityCriticalpatent/JPS5827618B2/ja
Publication of JPS519330ApublicationCriticalpatent/JPS519330A/ja
Publication of JPS5827618B2publicationCriticalpatent/JPS5827618B2/ja