Determining the bulk strength of strata,申请号GB19810014912-传众专利搜索

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发明名称	Determining the bulk strength of strata
摘要
申请公布号	GB2099138(A)	申请公布日期	1982.12.01
申请号	GB19810014912	申请日期	1981.05.15
申请人	COAL INDUSTRY (PATENTS) LTD;JUSZNIR NICHOLAS JOHN	发明人
分类号	G01V5/10;(IPC1-7):G01V5/10	主分类号	G01V5/10
代理机构		代理人
主权项
地址

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