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发明名称
Nedihulls verktöy
摘要
申请公布号
NO20033975(D0)
申请公布日期
2003.09.09
申请号
NO20030003975
申请日期
2003.09.09
申请人
WEATHERFORD/LAMB INC
发明人
MOYES, PETER BARNES
分类号
E21B23/00;E21B23/02;E21B34/00;E21B34/06;E21B34/10;E21B34/14;(IPC1-7):E21B
主分类号
E21B23/00
代理机构
代理人
主权项
地址
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