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经营范围
发明名称
FLUID SAMPLING TOOL
摘要
申请公布号
GB9200182(D0)
申请公布日期
1992.02.26
申请号
GB19920000182
申请日期
1992.01.07
申请人
OILPHASE SAMPLING SERVICES LIMITED
发明人
分类号
E21B49/08
主分类号
E21B49/08
代理机构
代理人
主权项
地址
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