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发明名称
UNITIZED SUPPORT FOR MINE WORKINGS
摘要
申请公布号
SU1372050(A1)
申请公布日期
1988.02.07
申请号
SU19864024274
申请日期
1986.02.10
申请人
VNII ORG MEKH SHAKHT
发明人
MAZIN SERGEJ P,SU;NABOKA NIKOLAJ N,SU;GROMOV ANATOLIJ A,SU;IGNATOVA EVGENIYA M,SU;BABANIN ANATOLIJ I,SU
分类号
E21D11/14
主分类号
E21D11/14
代理机构
代理人
主权项
地址
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