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发明名称
Disconnect device for downhole assembly
摘要
申请公布号
GB0821744(D0)
申请公布日期
2008.12.31
申请号
GB20080021744
申请日期
2008.11.28
申请人
CUTTING & WEAR RESISTANT DEVELOPMENTS LIMITED
发明人
分类号
主分类号
代理机构
代理人
主权项
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