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发明名称
PERFORATING GUN ASSEMBLY AND UNIVERSAL PERFORATING CHARGE CLIP APPARATUS.
摘要
申请公布号
GB2240837(A)
申请公布日期
1991.08.14
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
主分类号
E21B43/117
代理机构
代理人
主权项
地址
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