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发明名称
METHOD OF RECONSTRUCTION OF RIGID REINFORCEMENT OF VERTICAL SHAFT
摘要
申请公布号
SU827797(A1)
申请公布日期
1981.05.07
申请号
SU19792779287
申请日期
1979.06.18
申请人
VNII GORNOJ MEKHANIKI IM.M.M.FEDOROVA
发明人
GARKUSHA NIKOLAJ G,SU;KHRAMOV ALEVTIN A,SU;KLADOV VADIM M,SU;ZHEBELENKO MIKHAIL G,SU
分类号
E21D7/00;(IPC1-7):E21D7/00
主分类号
E21D7/00
代理机构
代理人
主权项
地址
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