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经营范围
发明名称
Fluid sampling apparatus
摘要
申请公布号
US3276266(A)
申请公布日期
1966.10.04
申请号
US19640362685
申请日期
1964.04.27
申请人
GRANT OIL TOOL COMPANY
发明人
AUER LELAND S.
分类号
E21B49/08;G01N1/14
主分类号
E21B49/08
代理机构
代理人
主权项
地址
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