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发明名称
METHOD OF PREDICTING CONCENTRATION OF EXHAUST GAS IN ROAD TUNNEL
摘要
申请公布号
JPH01112000(A)
申请公布日期
1989.04.28
申请号
JP19870270019
申请日期
1987.10.26
申请人
MEIDENSHA CORP
发明人
TAMURA MASAYOSHI
分类号
E21F1/00;F24F7/007
主分类号
E21F1/00
代理机构
代理人
主权项
地址
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