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经营范围
发明名称
TUNNEL LINING AND APPARATUS FOR CONSTRUCTING SAME
摘要
申请公布号
SU1594276(A1)
申请公布日期
1990.09.23
申请号
SU19874378899
申请日期
1987.12.14
申请人
G PROEKTNO-IZYSKATELSKIJ I "METROGIPROTRANS"
发明人
VASILENKO EVSTAFIJ A,SU;BYCHKOV NIKOLAJ N,SU;VASILENKO IGOR E,SU;DRONOV VLADIMIR A,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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