The earth-and-sand collapse prevention institution of construction and river,申请号KR20070021862-传众专利搜索

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发明名称	The earth-and-sand collapse prevention institution of construction and river
摘要
申请公布号	KR100872371(B1)	申请公布日期	2008.12.08
申请号	KR20070021862	申请日期	2007.03.06
申请人		发明人
分类号	E02B3/12;E02D17/20	主分类号	E02B3/12
代理机构		代理人
主权项
地址

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