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发明名称
PREFABRICATED FERROCONCRETE LINING OF TUNNEL
摘要
申请公布号
SU1372051(A1)
申请公布日期
1988.02.07
申请号
SU19864031261
申请日期
1986.03.03
申请人
MO I INZHENEROV ZHELEZNODOROZ
发明人
DEMESHKO EVGENIJ A,SU;SLEMZIN ALEKSANDR E,SU;SONIN ALEKSANDR N,SU
分类号
E21D11/08
主分类号
E21D11/08
代理机构
代理人
主权项
地址
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