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Priority to JP1987016936UpriorityCriticalpatent/JPS63123767U/ja
Priority to PCT/JP1988/000098prioritypatent/WO1988005865A1/en
Priority to DE88901450Tprioritypatent/DE3881292T2/de
Priority to KR1019880701234Aprioritypatent/KR920003825B1/ko
Priority to US07/279,220prioritypatent/US4902904A/en
Priority to EP88901450Aprioritypatent/EP0300058B1/en
Publication of JPS63123767UpublicationCriticalpatent/JPS63123767U/ja