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发明名称
Shifting tool
摘要
申请公布号
GB2297106(A)
申请公布日期
1996.07.24
申请号
GB19960000948
申请日期
1996.01.17
申请人
* BAKER HUGHES INCORPORATED
发明人
JESSE J.JR * CONSTANTINE
分类号
E21B23/04;E21B34/14;(IPC1-7):E21B34/14
主分类号
E21B23/04
代理机构
代理人
主权项
地址
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