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.)
Toshiba Corp
Sanko Metal Industrial Co Ltd
Original Assignee
Toshiba Corp
Sanko Metal Industrial 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 Toshiba Corp, Sanko Metal Industrial Co LtdfiledCriticalToshiba Corp
Priority to JP5221884ApriorityCriticalpatent/JPS60197854A/ja
Publication of JPS60197854ApublicationCriticalpatent/JPS60197854A/ja
Publication of JPS6240411B2publicationCriticalpatent/JPS6240411B2/ja