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发明名称
Formation testing apparatus
摘要
申请公布号
US3139147(A)
申请公布日期
1964.06.30
申请号
US19620192381
申请日期
1962.05.04
申请人
HAYS THOMAS G;ADCOCK FLOYD J
发明人
HAYS THOMAS G.;ADCOCK FLOYD J.
分类号
E21B49/08
主分类号
E21B49/08
代理机构
代理人
主权项
地址
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