Multiple element radioactive ray recording,申请号US19420452228-传众专利搜索

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发明名称	Multiple element radioactive ray recording
摘要
申请公布号	US2590874(A)	申请公布日期	1952.04.01
申请号	US19420452228	申请日期	1942.07.24
申请人	SCHLUMBERGER WELL SURVEYING CORPORATION	发明人	KRASNOW SHELLEY;CURTISS LEON F.
分类号	G01V5/06	主分类号	G01V5/06
代理机构		代理人
主权项
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