Improvements in or relating to apparatus for investigating the sub-soil or sub-structure and for the location and examination of subterranean deposits,申请号GB19370024542-传众专利搜索

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发明名称	Improvements in or relating to apparatus for investigating the sub-soil or sub-structure and for the location and examination of subterranean deposits
摘要
申请公布号	GB502025(A)	申请公布日期	1939.03.09
申请号	GB19370024542	申请日期	1937.09.09
申请人	AUGUST RUHL, JNR.;LUDWIG MACHTS;RICHARD MACHTS;BERNHARD NICKEL	发明人
分类号	G01V3/12	主分类号	G01V3/12
代理机构		代理人
主权项
地址

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