Method of locating detectable cement in a borehole,申请号US19390265096-传众专利搜索

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发明名称	Method of locating detectable cement in a borehole
摘要
申请公布号	US2220205(A)	申请公布日期	1940.11.05
申请号	US19390265096	申请日期	1939.03.31
申请人	STANDARD OIL DEVELOPMENT COMPANY	发明人	BUCKLEY STUART E.
分类号	G01V5/12	主分类号	G01V5/12
代理机构		代理人
主权项
地址

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