METHOD OF FILLING EXCAVATED SPACE
申请公布号:SU1158768(A1)
申请号:SU19833601335
申请日期:1983.06.03
申请公布日期:1985.05.30
发明人:KORNILKOV MIKHAIL V,SU;ZAJTSEV ANATOLIJ T,SU;SHCHUKIN ALEKSANDR S,SU;KRAEV YULIJ K,SU;TSYKALOV IVAN S,SU;KACHAJLO VLADIMIR M,SU
分类号:E21F15/00;(IPC1-7):E21F15/00;E21C41/06
主分类号:E21F15/00
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