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发明名称
DEVICE FOR ERECTING FRAME-TYPE ROOF SUPPORT IN HORIZONTAL WORKINGS
摘要
申请公布号
SU796442(A1)
申请公布日期
1981.01.15
申请号
SU19772554465
申请日期
1977.12.12
申请人
VNII ORGANIZATSII MEKH SHAKHTNOGO STROITELSTVA
发明人
STRELTSOV EVGENIJ V,SU;DRUTSKO VITALIJ P,SU;KAJDANOVSKIJ ISAAK ,SU;NIKITENKOV ALEKSANDR S,SU;TSIMOSHCHUK IGOR P,SU
分类号
E21D13/04;(IPC1-7):E21D13/04
主分类号
E21D13/04
代理机构
代理人
主权项
地址
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