EXCAVATION OF INCLINED TUNNELS,申请号GB19920009367-传众专利搜索

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发明名称	EXCAVATION OF INCLINED TUNNELS
摘要
申请公布号	GB9209367(D0)	申请公布日期	1992.06.17
申请号	GB19920009367	申请日期	1992.04.30
申请人	BICC PLC	发明人
分类号	E21D9/02	主分类号	E21D9/02
代理机构		代理人
主权项
地址

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