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发明名称
Downhole tool
摘要
申请公布号
GB0902609(D0)
申请公布日期
2009.04.01
申请号
GB20090002609
申请日期
2007.08.24
申请人
SCHLUMBERGER HOLDINGS LIMITED
发明人
分类号
主分类号
代理机构
代理人
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