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Priority to JP1982118575UpriorityCriticalpatent/JPS5921844U/ja
Priority to KR2019830003175Uprioritypatent/KR860002729Y1/ko
Publication of JPS5921844UpublicationCriticalpatent/JPS5921844U/ja
Application grantedgrantedCritical
Publication of JPH0140445Y2publicationCriticalpatent/JPH0140445Y2/ja