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 JP7039290UpriorityCriticalpatent/JPH0649411Y2/ja
Priority to EP19910908861prioritypatent/EP0482214A4/en
Priority to PCT/JP1991/000613prioritypatent/WO1991017007A1/ja
Priority to KR1019920700030Aprioritypatent/KR960002402B1/ko
Publication of JPH0433445UpublicationCriticalpatent/JPH0433445U/ja
Priority to US08/226,370prioritypatent/US5458183A/en
Priority to US08/231,667prioritypatent/US5743323A/en
Application grantedgrantedCritical
Publication of JPH0649411Y2publicationCriticalpatent/JPH0649411Y2/ja