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Priority to JP1986048929UpriorityCriticalpatent/JPS62162575U/ja
Priority to US07/033,223prioritypatent/US4753084A/en
Priority to KR1019870003164Aprioritypatent/KR940000402B1/ko
Publication of JPS62162575UpublicationCriticalpatent/JPS62162575U/ja