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发明名称
Perforating gun assembly charge clip
摘要
申请公布号
GB2240837(B)
申请公布日期
1993.12.01
申请号
GB19910000639
申请日期
1991.01.11
申请人
* DRESSER INDUSTRIES INC
发明人
THOMAS DANIEL * RICLES
分类号
E21B43/117;(IPC1-7):E21B43/117
主分类号
E21B43/117
代理机构
代理人
主权项
地址
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