2-Arch Tunnel with Extension Tunnel and Method for Constructing The Same,申请号KR20090098882-传众专利搜索

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发明名称	2-Arch Tunnel with Extension Tunnel and Method for Constructing The Same
摘要
申请公布号	KR101187876(B1)	申请公布日期	2012.10.04
申请号	KR20090098882	申请日期	2009.10.16
申请人		发明人
分类号	E21D9/14;E21D9/01;E21D11/00	主分类号	E21D9/14
代理机构		代理人
主权项
地址

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