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经营范围
发明名称
MACHINE FOR TUNNELING IN SEAMY ROCKS
摘要
申请公布号
SU1681003(A1)
申请公布日期
1991.09.30
申请号
SU19874388422
申请日期
1987.12.11
申请人
DAGESTANSKIJ GNI ENERGETICHESKOGO I IM.G.M.KRZHIZHANOVSKOGO
发明人
AMIROV MAGOMED A,SU
分类号
E21D9/10
主分类号
E21D9/10
代理机构
代理人
主权项
地址
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