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Priority to JP1982156539UpriorityCriticalpatent/JPS5961438U/ja
Priority to KR2019830008269Uprioritypatent/KR880000358Y1/ko
Publication of JPS5961438UpublicationCriticalpatent/JPS5961438U/ja
Application grantedgrantedCritical
Publication of JPH0229636Y2publicationCriticalpatent/JPH0229636Y2/ja