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Application filedfiledCritical
Priority to JP3829389UpriorityCriticalpatent/JPH0645432Y2/ja
Priority to KR1019900702543Aprioritypatent/KR940010760B1/ko
Priority to US07/623,406prioritypatent/US5117948A/en
Priority to DE69004210Tprioritypatent/DE69004210T2/de
Priority to PCT/JP1990/000402prioritypatent/WO1990011925A1/ja
Priority to EP90904935Aprioritypatent/EP0422240B1/en
Publication of JPH02128694UpublicationCriticalpatent/JPH02128694U/ja
Application grantedgrantedCritical
Publication of JPH0645432Y2publicationCriticalpatent/JPH0645432Y2/ja