Method and apparatus for investigating earth formations traversed by boreholes,申请号US19420446888-传众专利搜索

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发明名称	Method and apparatus for investigating earth formations traversed by boreholes
摘要
申请公布号	US2433746(A)	申请公布日期	1947.12.30
申请号	US19420446888	申请日期	1942.06.13
申请人	SCHLUMBERGER WELL SURVEYING CORPORATION	发明人	DOLL HENRI-GEORGES
分类号	G01V3/26	主分类号	G01V3/26
代理机构		代理人
主权项
地址

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