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经营范围
发明名称
VENTILATEUR A FLUX AXIAL
摘要
申请公布号
FR2329877(A1)
申请公布日期
1977.05.27
申请号
FR19760032809
申请日期
1976.10.29
申请人
HITACHI LTD
发明人
分类号
F04D29/54;(IPC1-7):04D29/54;04D19/00
主分类号
F04D29/54
代理机构
代理人
主权项
地址
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