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发明名称
METALLIC FRAME SUPPORT OF MINE WORKINGS
摘要
申请公布号
RU1776317(C)
申请公布日期
1992.11.15
申请号
SU19904843458
申请日期
1990.06.26
申请人
GNI, üPOEKTHO-KOHCTPÔKTOPCKôö ô üPOEKTHÕö Ô×OóÓHÕö ôHCTôTÔT C ÜKCüEPôMEHTAóÓHÕM ³ABO¯OM
发明人
POGUDIN YURIJ M,SU;SAVENKO YURIJ F,SU;LOPUKHOV NIKOLAJ M,SU;SHCHUKIN IVAN V,SU
分类号
E21D11/14
主分类号
E21D11/14
代理机构
代理人
主权项
地址
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