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Priority to JP6465384UpriorityCriticalpatent/JPS60175954U/ja
Priority to KR2019850004297Uprioritypatent/KR890000223Y1/ko
Priority to US06/726,831prioritypatent/US4664431A/en
Publication of JPS60175954UpublicationCriticalpatent/JPS60175954U/ja
Application grantedgrantedCritical
Publication of JPH0440038Y2publicationCriticalpatent/JPH0440038Y2/ja