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经营范围
发明名称
SLOT SEPARATOR
摘要
申请公布号
RU1781365(C)
申请公布日期
1992.12.15
申请号
SU19914922299
申请日期
1991.03.29
申请人
N-PROIZV OB PO OSUSHENIYU MESTOROZHDENIJ POLEZNYKH ISKOPAEMYKH SP GORNYM RABOTAM "VIOGEM"
发明人
BOLOTOV VASILIJ P,SU;SLYADNEV IVAN I,SU
分类号
E02B3/16
主分类号
E02B3/16
代理机构
代理人
主权项
地址
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