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Priority to JP1988056567UpriorityCriticalpatent/JPH0635078Y2/ja
Priority to KR1019880016842Aprioritypatent/KR920009137B1/ko
Priority to EP88121277Aprioritypatent/EP0339136B1/en
Priority to DE8888121277Tprioritypatent/DE3871948T2/de
Publication of JPH01162561UpublicationCriticalpatent/JPH01162561U/ja
Application grantedgrantedCritical
Publication of JPH0635078Y2publicationCriticalpatent/JPH0635078Y2/ja