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 JP1987040821UpriorityCriticalpatent/JPH0521106Y2/ja
Priority to US07/171,722prioritypatent/US4965950A/en
Priority to FR888803797Aprioritypatent/FR2612854B1/fr
Priority to KR1019880003088Aprioritypatent/KR930001229B1/ko
Publication of JPS63148981UpublicationCriticalpatent/JPS63148981U/ja
Application grantedgrantedCritical
Publication of JPH0521106Y2publicationCriticalpatent/JPH0521106Y2/ja
