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Priority to JP10375387UpriorityCriticalpatent/JPH0517123Y2/ja
Application filedfiledCritical
Priority to DE3890558Aprioritypatent/DE3890558C2/de
Priority to KR1019880008307Aprioritypatent/KR960003143B1/ko
Priority to DE883890558Tprioritypatent/DE3890558T1/de
Priority to US07/306,451prioritypatent/US5015332A/en
Priority to PCT/JP1988/000670prioritypatent/WO1989000070A1/ja
Priority to CN88104302Aprioritypatent/CN1092993C/zh
Publication of JPS648905UpublicationCriticalpatent/JPS648905U/ja
Priority to GB8902338Aprioritypatent/GB2229803B/en
Application grantedgrantedCritical
Publication of JPH0517123Y2publicationCriticalpatent/JPH0517123Y2/ja