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发明名称
APPARATUS FOR CLOSING OFF AN UNDERGROUND WATER DUCT
摘要
申请公布号
SU1068576(A1)
申请公布日期
1984.01.23
申请号
SU19823420409
申请日期
1982.02.02
申请人
SP K BYURO "MOSGIDROSTAL"
发明人
KOCHANOV IGOR F,SU;LYSENKO PETR E,SU;LYSENKO BORIS P,SU;PIKULIN ALEKSANDR V,SU;FARMAKOVSKIJ STANISLAV V,SU;CHEPAJKIN GEORGIJ A,SU
分类号
E02B7/26;(IPC1-7):E02B7/26
主分类号
E02B7/26
代理机构
代理人
主权项
地址
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