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发明名称
Arrangement for en teleskopisk mater for en fjellboremaskin
摘要
申请公布号
NO311849(B1)
申请公布日期
2002.02.04
申请号
NO19970005957
申请日期
1997.12.18
申请人
TAMROCK OY
发明人
HAEKKINEN, LEO
分类号
E21B7/02;E21B15/00;E21B19/08;E21B19/086;(IPC1-7):E21B15/00
主分类号
E21B7/02
代理机构
代理人
主权项
地址
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