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.)
Nippon Bulge Ind Ltd
Original Assignee
Nippon Bulge Ind 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 Nippon Bulge Ind LtdfiledCriticalNippon Bulge Ind Ltd
Priority to JP15639276ApriorityCriticalpatent/JPS5380339A/ja
Publication of JPS5380339ApublicationCriticalpatent/JPS5380339A/ja
Publication of JPS6141991B2publicationCriticalpatent/JPS6141991B2/ja