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经营范围
发明名称
MINE SUPPORT
摘要
申请公布号
SU1320432(A1)
申请公布日期
1987.06.30
申请号
SU19853969374
申请日期
1985.08.08
申请人
KARAGANDINSKIJ POLT INSTITUT
发明人
TSERR VALERIJ B,SU;SELIVANOV ALEKSANDR S,SU;TSERR NATALYA A,SU;SELIVANOVA SVETLANA D,SU;KHASENOVA SALTANAT K,SU
分类号
E21D15/14;E21D15/44
主分类号
E21D15/14
代理机构
代理人
主权项
地址
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