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发明名称
摘要
申请公布号
KR200454625(Y1)
申请公布日期
2011.07.15
申请号
KR20100008987U
申请日期
2010.08.27
申请人
发明人
分类号
E01F13/00;E01F9/615;E01F15/00;F21V9/06
主分类号
E01F13/00
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代理人
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