Structure main pipe construction to establish tunnel formation tunnel structrue,申请号KR20040032100U-传众专利搜索

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发明名称	Structure main pipe construction to establish tunnel formation tunnel structrue
摘要
申请公布号	KR200376414(Y1)	申请公布日期	2005.03.11
申请号	KR20040032100U	申请日期	2004.11.12
申请人		发明人
分类号	E21D9/06;E21D9/04;(IPC1-7):E21D9/06	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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