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经营范围
发明名称
MAIN AIRING MINE VENTILATION INSTALLATION
摘要
申请公布号
SU1460326(A1)
申请公布日期
1989.02.23
申请号
SU19864156279
申请日期
1986.12.02
申请人
NII STROITELSTVA UGOLNYKH GORNORUDNYKH PREDPRIYATIJ "KUZNIISHAKHTOSTROJ"
发明人
KHARIN ALEKSANDR P,SU;ZHEREBTSOV ANATOLIJ A,SU
分类号
E21F1/08
主分类号
E21F1/08
代理机构
代理人
主权项
地址
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