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.)
YODOGAWA SEIKOSHO KK
Dai Nippon Toryo KK
Yodogawa Steel Works Ltd
Original Assignee
YODOGAWA SEIKOSHO KK
Dai Nippon Toryo KK
Yodogawa Steel Works 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 YODOGAWA SEIKOSHO KK, Dai Nippon Toryo KK, Yodogawa Steel Works LtdfiledCriticalYODOGAWA SEIKOSHO KK
Priority to JP9435476ApriorityCriticalpatent/JPS5319350A/ja
Publication of JPS5319350ApublicationCriticalpatent/JPS5319350A/ja
Publication of JPS5533997B2publicationCriticalpatent/JPS5533997B2/ja