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Priority to JP1985139487UpriorityCriticalpatent/JPH0336015Y2/ja
Priority to KR868606060Uprioritypatent/KR890008684Y1/ko
Publication of JPS6248633UpublicationCriticalpatent/JPS6248633U/ja
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Publication of JPH0336015Y2publicationCriticalpatent/JPH0336015Y2/ja
