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.)
Tokyo Keiki Inc
Original Assignee
Tokyo Keiki Co 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 Tokyo Keiki Co LtdfiledCriticalTokyo Keiki Co Ltd
Priority to JP6273081ApriorityCriticalpatent/JPS57175906A/ja
Publication of JPS57175906ApublicationCriticalpatent/JPS57175906A/ja
Publication of JPS6228404B2publicationCriticalpatent/JPS6228404B2/ja