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发明名称
Apparatus for electrical well-logging
摘要
申请公布号
US2787758(A)
申请公布日期
1957.04.02
申请号
US19530360309
申请日期
1953.06.08
申请人
CALIFORNIA RESEARCH CORPORATION
发明人
WALSTROM JOHN E.
分类号
G01V3/22
主分类号
G01V3/22
代理机构
代理人
主权项
地址
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