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.)
Tanaka Kikinzoku Kogyo KK
Nippon Telegraph and Telephone Corp
Original Assignee
Tanaka Kikinzoku Kogyo KK
Nippon Telegraph and Telephone 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 Tanaka Kikinzoku Kogyo KK, Nippon Telegraph and Telephone CorpfiledCriticalTanaka Kikinzoku Kogyo KK
Priority to JP2975ApriorityCriticalpatent/JPS5418968B2/ja
Publication of JPS5179294ApublicationCriticalpatent/JPS5179294A/ja
Publication of JPS5418968B2publicationCriticalpatent/JPS5418968B2/ja