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发明名称
PREFABRICATED LINING FOR TUNNEL OF FERROCONCRETE ELEMENTS
摘要
申请公布号
SU1467194(A1)
申请公布日期
1989.03.23
申请号
SU19874230409
申请日期
1987.01.28
申请人
PNII "DONETSKIJ PROMSTROJNIIPROEKT";UK VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA
发明人
YAROSHENKO OLEG YU,SU;KOVAL INNA G,SU;SHNEER VLADIMIR R,SU
分类号
E21D11/00
主分类号
E21D11/00
代理机构
代理人
主权项
地址
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