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.)
YAMASHITA TEKKO KK
IHI Corp
Original Assignee
YAMASHITA TEKKO KK
IHI 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 YAMASHITA TEKKO KK, IHI CorpfiledCriticalYAMASHITA TEKKO KK
Priority to JP22576487ApriorityCriticalpatent/JP2509241B2/ja
Publication of JPS6471538ApublicationCriticalpatent/JPS6471538A/ja
Application grantedgrantedCritical
Publication of JP2509241B2publicationCriticalpatent/JP2509241B2/ja