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发明名称
HAULAGE MECHANISM
摘要
申请公布号
RU2027021(C1)
申请公布日期
1995.01.20
申请号
SU19915002163
申请日期
1991.07.29
申请人
ZHIKHOR EVGENIJ ABRAMOVICH
发明人
BORGER VIKTOR GOTFRIDOVICH;ZHIKHOR EVGENIJ ABRAMOVICH
分类号
E21B19/084;E21F13/00;(IPC1-7):E21F13/00;E21C5/04
主分类号
E21B19/084
代理机构
代理人
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