Nonpolarizing electrode for electric logging of boreholes,申请号US19500151361-传众专利搜索

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发明名称	Nonpolarizing electrode for electric logging of boreholes
摘要
申请公布号	US2595042(A)	申请公布日期	1952.04.29
申请号	US19500151361	申请日期	1950.03.23
申请人	GULF RESEARCH & DEVELOPMENT COMPANY	发明人	WYLLIE MALCOLM R. J.
分类号	G01N27/30;G01V3/20	主分类号	G01N27/30
代理机构		代理人
主权项
地址

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