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发明名称
Fräsmeissel
摘要
申请公布号
DE69920345(T2)
申请公布日期
2006.02.16
申请号
DE19996020345T
申请日期
1999.07.02
申请人
CAMCO INTERNATIONAL (UK) LTD., STONEHOUSE
发明人
ROBERTS, TOM SCOTT;JARVIS, CLIVE
分类号
E21B10/54;E21B10/55;E21B10/60;E21B17/10
主分类号
E21B10/54
代理机构
代理人
主权项
地址
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