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发明名称
Method of and apparatus for electrically exploring earth formations
摘要
申请公布号
US2072950(A)
申请公布日期
1937.03.09
申请号
US19350022533
申请日期
1935.05.21
申请人
GEOANALYZER CORPORATION
发明人
HUBER FREDERICK W.
分类号
G01V3/22
主分类号
G01V3/22
代理机构
代理人
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地址
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