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.)
Mitsubishi Metal Corp
Original Assignee
Mitsubishi Metal 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 Mitsubishi Metal CorpfiledCriticalMitsubishi Metal Corp
Priority to JP15646976ApriorityCriticalpatent/JPS5380362A/ja
Priority to US05/857,886prioritypatent/US4202686A/en
Publication of JPS5380362ApublicationCriticalpatent/JPS5380362A/ja
Publication of JPS5761086B2publicationCriticalpatent/JPS5761086B2/ja
