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发明名称
Lyömäpäällä varustettu kairausreiän sisusputki
摘要
申请公布号
FI964187(A0)
申请公布日期
1996.10.18
申请号
FI19960004187
申请日期
1996.10.18
申请人
ATLAS COPCO CRAELIUS AB
发明人
EKSTROEM, ROSS CHRISTIAN
分类号
E21B7/20;E21B17/00;E21B17/14;(IPC1-7):E21B
主分类号
E21B7/20
代理机构
代理人
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地址
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