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发明名称
Single arm borehole apparatus
摘要
申请公布号
US3023508(A)
申请公布日期
1962.03.06
申请号
US19580764378
申请日期
1958.09.30
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
SAURENMAN DEAN F.
分类号
E21B47/08
主分类号
E21B47/08
代理机构
代理人
主权项
地址
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