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经营范围
发明名称
POWER MINE ROOF SUPPORT
摘要
申请公布号
SU781365(A1)
申请公布日期
1980.11.23
申请号
SU19782692027
申请日期
1978.12.06
申请人
INST GORNOGO DELA IM.A.A.SKOCHINSKOGO
发明人
KOROBOV MIKHAIL S,SU;MIKLYAEV EVGENIJ ,SU;DANILIN ANATOLIJ T,SU;KOROVKIN YURIJ A,SU;KUTSANKIN VASILIJ A,SU;KALININ MIKHAIL N,SU;BAEV ALEKSEJ A,SU
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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