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发明名称
APPARATUS FOR PRODUCING ARTIFICIAL INTER-LAYER ROOF
摘要
申请公布号
SU1090881(A1)
申请公布日期
1984.05.07
申请号
SU19833556012
申请日期
1983.02.24
申请人
VNI PK UGOLNYJ I "KNIUI"
发明人
NOVIKOV VLADIMIR YA,SU;RODIONOV YURIJ E,SU;POPOV KONSTANTIN P,SU;KARMALYGA NATALYA P,SU;ADEYANOV VLADIMIR A,SU;MILMAN EDUARD N,SU
分类号
E21D23/00;(IPC1-7):E21D23/00
主分类号
E21D23/00
代理机构
代理人
主权项
地址
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