Modular methodology for the preliminary revetment of tunnels under construction, and suitable apparatus for its implementation,申请号IT1993RM00289-传众专利搜索

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发明名称	Modular methodology for the preliminary revetment of tunnels under construction, and suitable apparatus for its implementation
摘要
申请公布号	IT1261472(B)	申请公布日期	1996.05.23
申请号	IT1993RM00289	申请日期	1993.05.07
申请人		发明人
分类号	E21D;(IPC1-7):E21D	主分类号	E21D
代理机构		代理人
主权项
地址

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