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发明名称
TUNNEL VENTILATION CONTROLLER
摘要
申请公布号
JPH0782998(A)
申请公布日期
1995.03.28
申请号
JP19930226997
申请日期
1993.09.13
申请人
TOSHIBA CORP
发明人
SUZUKI TSUTOMU
分类号
E21F1/00;(IPC1-7):E21F1/00
主分类号
E21F1/00
代理机构
代理人
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