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发明名称
POWERED SUPPORT OF MINING EQUIPMENT
摘要
申请公布号
RU2004819(C1)
申请公布日期
1993.12.15
申请号
SU19904846475
申请日期
1990.07.09
申请人
BARANOV VLADIMIR A;MIKHALITSYN VLADIMIR A;ONESHCHUK VIKTOR YA
发明人
BARANOV VLADIMIR A;MIKHALITSYN VLADIMIR A;ONESHCHUK VIKTOR YA
分类号
E21D23/04;(IPC1-7):E21D23/04
主分类号
E21D23/04
代理机构
代理人
主权项
地址
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