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经营范围
发明名称
AIR FLOW REGULATOR FOR MINE WORKINGS
摘要
申请公布号
SU1442671(A1)
申请公布日期
1988.12.07
申请号
SU19874180550
申请日期
1987.01.09
申请人
SEVERO-KAVKAZSKIJ VNI K I "TSVETMETAVTOMATIKA"
发明人
GALANEVICH IGOR D,SU;MILOKHIN YURIJ P,SU;TSARIKAEV VLADIMIR K,SU
分类号
E21F1/10
主分类号
E21F1/10
代理机构
代理人
主权项
地址
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