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发明名称
IM-LOCH-VORRICHTUNG UND VERFAHREN ZUM FRÄSEN EINES FENSTERS UND MINDESTENS EINES SCHLITZES IN EIN FUTTERROHR
摘要
申请公布号
DE69933051(T2)
申请公布日期
2007.04.12
申请号
DE19996033051T
申请日期
1999.11.30
申请人
WEATHERFORD/LAMB INC.
发明人
BRUNET, G.
分类号
E21B29/06;E21B7/06;E21B7/08
主分类号
E21B29/06
代理机构
代理人
主权项
地址
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