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经营范围
发明名称
Improvements in and relating to a releasable auger tooth
摘要
申请公布号
GB2404935(B)
申请公布日期
2006.09.06
申请号
GB20040009966
申请日期
2004.05.05
申请人
DIGGA EUROPE LIMITED;AUGER TORQUE EUROPE LIMITED
发明人
ALISTER GORDON RAYNER
分类号
E21B10/44;E02F9/28
主分类号
E21B10/44
代理机构
代理人
主权项
地址
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