Method and apparatus for investigating earth formations traversed by boreholes,申请号US19390307474-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	US2334475(A)	申请公布日期	1943.11.16
申请号	US19390307474	申请日期	1939.12.04
申请人	SCHLUMBERGER WELL SURVEYING CORPORATION	发明人	CLAUDET AIME
分类号	G01V8/02	主分类号	G01V8/02
代理机构		代理人
主权项
地址

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