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发明名称
Anordning ved en matebjelke for en fjellboremaskin
摘要
申请公布号
NO974252(D0)
申请公布日期
1997.09.15
申请号
NO19970004252
申请日期
1997.09.15
申请人
TAMROCK OY
发明人
ESKO, MAURI;JANTUNEN, HEIKKI;LAITINEN, TIMO;HAEKKINEN, LEO
分类号
E21B7/02;E21B15/00;E21B15/04;E21B19/08;(IPC1-7):E21C
主分类号
E21B7/02
代理机构
代理人
主权项
地址
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