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Application filedfiledCritical
Priority to JP1987191549UpriorityCriticalpatent/JPH0523290Y2/ja
Priority to US07/281,534prioritypatent/US4949700A/en
Priority to EP19880121117prioritypatent/EP0320972A3/en
Priority to KR1019880016816Aprioritypatent/KR930004293B1/ko
Publication of JPH0195307UpublicationCriticalpatent/JPH0195307U/ja
Application grantedgrantedCritical
Publication of JPH0523290Y2publicationCriticalpatent/JPH0523290Y2/ja
