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发明名称
VENTILATION AUTOMATIC CONTROL DEVICE FOR ROAD TUNNEL
摘要
申请公布号
JPH11141298(A)
申请公布日期
1999.05.25
申请号
JP19970312957
申请日期
1997.11.14
申请人
MEIDENSHA CORP
发明人
MOCHIZUKI SUNAO
分类号
E21F1/00;F24F7/007;F24F7/06;G05B11/32;G05B13/02;(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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