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Priority to JP1985149466UpriorityCriticalpatent/JPH0419666Y2/ja
Priority to KR2019860014609Uprioritypatent/KR950002767Y1/ko
Publication of JPS6257995UpublicationCriticalpatent/JPS6257995U/ja
Application grantedgrantedCritical
Publication of JPH0419666Y2publicationCriticalpatent/JPH0419666Y2/ja
