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经营范围
发明名称
AUTOMATISCHE BOHRVORRICHTUNG
摘要
申请公布号
DE69431475(T2)
申请公布日期
2003.07.17
申请号
DE19946031475T
申请日期
1994.04.19
申请人
WILDCAT SERVICES, L.P.
发明人
BOWDEN, BOBBIE JOE
分类号
E21B3/00;E21B19/00;E21B19/08;(IPC1-7):E21B19/00
主分类号
E21B3/00
代理机构
代理人
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地址
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