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经营范围
发明名称
ÖLBOHRLOCHPERFORATOR
摘要
申请公布号
DE60203596(D1)
申请公布日期
2005.05.12
申请号
DE20026003596
申请日期
2002.01.23
申请人
QUINTIQ LTD., LONDON
发明人
BOURNE, BRIAN
分类号
E21B43/117;F42B1/02;(IPC1-7):E21B43/117;F42C19/095
主分类号
E21B43/117
代理机构
代理人
主权项
地址
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