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发明名称
Kveilr÷r-inneholdt elektrisk kabel med groper
摘要
申请公布号
NO982337(D0)
申请公布日期
1998.05.22
申请号
NO19980002337
申请日期
1998.05.22
申请人
BAKER HUGHES INC
发明人
NEUROTH, DAVID H.;DALRYMPLE, LARRY;BROOKBANK, EARL B.;PINKSTON, TIM W.;COX, DON C.
分类号
E21B17/10;E21B17/20;E21B19/22;E21B43/12;F16L7/00;H02G1/08;(IPC1-7):H01B
主分类号
E21B17/10
代理机构
代理人
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地址
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