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Priority to JP1986076746UpriorityCriticalpatent/JPH0249480Y2/ja
Priority to KR1019870004528Aprioritypatent/KR950002485B1/ko
Publication of JPS62192043UpublicationCriticalpatent/JPS62192043U/ja
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Publication of JPH0249480Y2publicationCriticalpatent/JPH0249480Y2/ja
