The Construction Method of laying Pipe Underground for Ultra soft Ground,申请号KR20090062748-传众专利搜索

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发明名称	The Construction Method of laying Pipe Underground for Ultra soft Ground
摘要
申请公布号	KR101067218(B1)	申请公布日期	2011.09.22
申请号	KR20090062748	申请日期	2009.07.09
申请人		发明人
分类号	E21D9/04;E21D9/06	主分类号	E21D9/04
代理机构		代理人
主权项
地址

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