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.)
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 filedfiledCritical
Priority to JP7807087UpriorityCriticalpatent/JPS63189401U/ja
Priority to PCT/JP1988/000492prioritypatent/WO1988009229A1/ja
Priority to EP19880904627prioritypatent/EP0315694A4/en
Publication of JPS63189401UpublicationCriticalpatent/JPS63189401U/ja
Priority to KR1019890700140Aprioritypatent/KR890701234A/ko