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发明名称
Subsurface exploration
摘要
申请公布号
US2993119(A)
申请公布日期
1961.07.18
申请号
US19570704814
申请日期
1957.12.23
申请人
TEXACO INC.
发明人
MCKAY ALEXANDER S.
分类号
E21B47/10
主分类号
E21B47/10
代理机构
代理人
主权项
地址
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