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.)
Nihon Kentetsu Co Ltd
Mitsubishi Electric Corp
Original Assignee
Nihon Kentetsu Co Ltd
Mitsubishi Electric Corp
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 Nihon Kentetsu Co Ltd, Mitsubishi Electric CorpfiledCriticalNihon Kentetsu Co Ltd
Priority to JP23423087ApriorityCriticalpatent/JPS6479559A/ja
Publication of JPS6479559ApublicationCriticalpatent/JPS6479559A/ja
Publication of JPH0586545B2publicationCriticalpatent/JPH0586545B2/ja