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 Steel Metal Products Co Ltd
Original Assignee
Nippon Steel Metal Products 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 Nippon Steel Metal Products Co LtdfiledCriticalNippon Steel Metal Products Co Ltd
Priority to JP16381686ApriorityCriticalpatent/JPS6319354A/ja
Publication of JPS6319354ApublicationCriticalpatent/JPS6319354A/ja
Publication of JPH0572491B2publicationCriticalpatent/JPH0572491B2/ja