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发明名称
Borehole apparatus
摘要
申请公布号
US2876413(A)
申请公布日期
1959.03.03
申请号
US19540419678
申请日期
1954.03.30
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
SAURENMAN DEAN F.;LEBOURG MAURICE P.
分类号
E02F5/20;E21B17/10;E21B47/00
主分类号
E02F5/20
代理机构
代理人
主权项
地址
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