Method and apparatus for geoelectrical exploration,申请号US19380229312-传众专利搜索

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发明名称	Method and apparatus for geoelectrical exploration
摘要
申请公布号	US2319764(A)	申请公布日期	1943.05.18
申请号	US19380229312	申请日期	1938.09.10
申请人	SHELLEY KRASNOW	发明人	PIRSON SYLVAIN J. G.
分类号	G01V3/04	主分类号	G01V3/04
代理机构		代理人
主权项
地址

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