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Priority to JP11014087UpriorityCriticalpatent/JPH0143416Y2/ja
Priority to US07/186,636prioritypatent/US4879886A/en
Priority to DE3814584Aprioritypatent/DE3814584A1/de
Priority to DE3844608Aprioritypatent/DE3844608C2/de
Priority to KR1019880005081Aprioritypatent/KR910007623B1/ko
Publication of JPS6414183UpublicationCriticalpatent/JPS6414183U/ja
Application grantedgrantedCritical
Publication of JPH0143416Y2publicationCriticalpatent/JPH0143416Y2/ja