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Priority to JP1985120786UpriorityCriticalpatent/JPH0322493Y2/ja
Priority to KR2019860010909Uprioritypatent/KR890001689Y1/ko
Priority to US06/893,211prioritypatent/US4750455A/en
Publication of JPS6229403UpublicationCriticalpatent/JPS6229403U/ja
Application grantedgrantedCritical
Publication of JPH0322493Y2publicationCriticalpatent/JPH0322493Y2/ja
