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 Nisshin Co Ltd
Original Assignee
Nisshin Steel 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 Nisshin Steel Co LtdfiledCriticalNisshin Steel Co Ltd
Priority to JP14463376ApriorityCriticalpatent/JPS5927364B2/en
Publication of JPS5370022ApublicationCriticalpatent/JPS5370022A/en
Publication of JPS5927364B2publicationCriticalpatent/JPS5927364B2/en