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发明名称
METHOD OF MOUNTING POWERED SUPPORT OF MINING SYSTEM
摘要
申请公布号
SU1567799(A1)
申请公布日期
1990.05.30
申请号
SU19884465072
申请日期
1988.05.10
申请人
SHAKHTA IM.GEROEV KOSMOSA PAVLOGRADSKOGO PROIZVODSTVENNOGO OBEDINENIYA PO DOBYCHE UGLYA "PAVLOGRADUGOL"
发明人
NIKIFOROV ALEKSANDR I,SU;KARTAVYKH GENNADIJ I,SU
分类号
E21F13/00;E21D23/00
主分类号
E21F13/00
代理机构
代理人
主权项
地址
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