DRAINAGE WAY CONSTRUCTION METHOD AT TUNNEL SITE AND IT'S DEVICE,申请号KR20050010398-传众专利搜索

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发明名称	DRAINAGE WAY CONSTRUCTION METHOD AT TUNNEL SITE AND IT'S DEVICE
摘要
申请公布号	KR100683558(B1)	申请公布日期	2007.02.15
申请号	KR20050010398	申请日期	2005.02.04
申请人		发明人
分类号	E21F16/02;E01C11/22	主分类号	E21F16/02
代理机构		代理人
主权项
地址

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