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Priority to JP8553386UpriorityCriticalpatent/JPH057394Y2/ja
Priority to KR2019870008947Uprioritypatent/KR930002622Y1/ko
Priority to US07/057,804prioritypatent/US4913215A/en
Publication of JPS62196874UpublicationCriticalpatent/JPS62196874U/ja
Application grantedgrantedCritical
Publication of JPH057394Y2publicationCriticalpatent/JPH057394Y2/ja
