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发明名称
ASPIRATING SHELTER FOR RELOADING LOOSE MATERIALS
摘要
申请公布号
SU1745969(A1)
申请公布日期
1992.07.07
申请号
SU19904852566
申请日期
1990.07.23
申请人
BELGORODSKIJ T I STROITELNYKH MATERIALOV IM.I.A.GRISHMANOVA
发明人
ABRAMKIN NIKOLAJ G,SU;BAZHENOV VADIM N,SU;LAPIN OLEG F,SU;TRISHCHENKO SERGEJ A,SU;ZHABEROV SERGEJ V,SU
分类号
E21F5/20
主分类号
E21F5/20
代理机构
代理人
主权项
地址
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