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.)
Railway Technical Research Institute
Original Assignee
Railway Technical Research Institute
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Filing date
Publication date
Application filed by Railway Technical Research InstitutefiledCriticalRailway Technical Research Institute
Priority to JP1987189649UpriorityCriticalpatent/JPH0624401Y2/ja
Publication of JPH0193201UpublicationCriticalpatent/JPH0193201U/ja
Application grantedgrantedCritical
Publication of JPH0624401Y2publicationCriticalpatent/JPH0624401Y2/ja
