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发明名称
UNIT FOR TRENCHLESS LAYING OF PIPELINES
摘要
申请公布号
SU1638266(A1)
申请公布日期
1991.03.30
申请号
SU19894665882
申请日期
1989.03.27
申请人
MO I NEFTI GAZA IM.I.M.GUBKINA
发明人
MINAEV VSEVOLOD I,SU;SHKEL SERGEJ P,SU;ZMEEV ALEKSANDR L,SU;LEBEDEV VLADIMIR V,SU;BYKOVSKIJ NIKOLAJ F,SU
分类号
E02F5/18
主分类号
E02F5/18
代理机构
代理人
主权项
地址
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