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经营范围
发明名称
Fluid testing apparatus
摘要
申请公布号
US3217806(A)
申请公布日期
1965.11.16
申请号
US19620191026
申请日期
1962.04.30
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
VOETTER ULRICH E.
分类号
E21B49/10
主分类号
E21B49/10
代理机构
代理人
主权项
地址
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