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Priority to JP1987161876UpriorityCriticalpatent/JPH05492Y2/ja
Priority to KR2019870023002Uprioritypatent/KR910006599Y1/ko
Publication of JPH0167225UpublicationCriticalpatent/JPH0167225U/ja
Application grantedgrantedCritical
Publication of JPH05492Y2publicationCriticalpatent/JPH05492Y2/ja
