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发明名称
ASPIRATION COVER OF PLACES OF BELT CONVEYER RELOADING
摘要
申请公布号
SU589431(A1)
申请公布日期
1978.01.25
申请号
SU19752187663
申请日期
1975.10.29
申请人
VNII BEZOPASTNOSTI TRUDA V GORNORUDNOJ PROMYSHLENNOSTI
发明人
KUZMINOV KONSTANTIN V,SU;MIKULEVICH ANATOLIJ P,SU;VDOVIN YURIJ V,SU
分类号
E21F5/00;(IPC1-7):E21F5/00
主分类号
E21F5/00
代理机构
代理人
主权项
地址
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