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.)
Hokuetsu Industries Co Ltd
Original Assignee
Hokuetsu Industries 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 Hokuetsu Industries Co LtdfiledCriticalHokuetsu Industries Co Ltd
Priority to JP16234382ApriorityCriticalpatent/JPS5873602A/ja
Publication of JPS5873602ApublicationCriticalpatent/JPS5873602A/ja
Publication of JPS6237165B2publicationCriticalpatent/JPS6237165B2/ja