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Priority to JP1985171909UpriorityCriticalpatent/JPH0132306Y2/ja
Priority to KR2019860017133Uprioritypatent/KR900007719Y1/ko
Publication of JPS6279377UpublicationCriticalpatent/JPS6279377U/ja
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Publication of JPH0132306Y2publicationCriticalpatent/JPH0132306Y2/ja