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发明名称
Radioactivity well logging apparatus
摘要
申请公布号
US2740052(A)
申请公布日期
1956.03.27
申请号
US19500191476
申请日期
1950.10.21
申请人
PERFORATING GUNS ATLAS CORPORATION
发明人
CASTEL JACQUES H.;SCHERBATSKOY SERGE A.
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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