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发明名称
QUARRY TURBOVENTILATOR
摘要
申请公布号
SU606389(A2)
申请公布日期
1980.10.07
申请号
SU19741966086
申请日期
1974.01.11
申请人
INST GORNOGO DELA SIBIRSKOGO
发明人
FILATOV S.S.,SU;KONOREV M.M.,SU;NESTERENKO G.F.,SU;KHRAMOV P.G.,SU
分类号
E21F1/00;E21F1/08;(IPC1-7):E21F1/00
主分类号
E21F1/00
代理机构
代理人
主权项
地址
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