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 JP13095486UpriorityCriticalpatent/JPS6336951U/ja
Priority to PCT/JP1986/000638prioritypatent/WO1987003996A1/ja
Priority to EP87900268Aprioritypatent/EP0252984A1/en
Priority to US07/092,912prioritypatent/US4864442A/en
Priority to KR1019870700774Aprioritypatent/KR880701001A/ko
Publication of JPS6336951UpublicationCriticalpatent/JPS6336951U/ja