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 JP1987165605UpriorityCriticalpatent/JPH0636526Y2/ja
Priority to KR1019880002210Aprioritypatent/KR910003937B1/ko
Priority to CA000560355Aprioritypatent/CA1307587C/en
Priority to US07/163,913prioritypatent/US4796244A/en
Priority to DE88103301Tprioritypatent/DE3885326T2/de
Priority to EP88103301Aprioritypatent/EP0284815B1/en
Priority to CN88101181Aprioritypatent/CN1013529B/zh
Publication of JPH0171340UpublicationCriticalpatent/JPH0171340U/ja
Application grantedgrantedCritical
Publication of JPH0636526Y2publicationCriticalpatent/JPH0636526Y2/ja
