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 JP1989064810UpriorityCriticalpatent/JPH0710142Y2/ja
Priority to US07/635,584prioritypatent/US5109887A/en
Priority to EP19900907470prioritypatent/EP0433453A4/en
Priority to KR1019910700108Aprioritypatent/KR940009809B1/ko
Priority to PCT/JP1990/000688prioritypatent/WO1990015274A1/ja
Publication of JPH034983UpublicationCriticalpatent/JPH034983U/ja
Application grantedgrantedCritical
Publication of JPH0710142Y2publicationCriticalpatent/JPH0710142Y2/ja
