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经营范围
发明名称
Blade for axial-flow fans producing an acceleration in a meridian direction
摘要
申请公布号
GB913930(A)
申请公布日期
1962.12.28
申请号
GB19590041154
申请日期
1959.12.03
申请人
SOCIETE LYONNAISE DE VENTILATION INDUSTRIELLE
发明人
分类号
F04D29/38
主分类号
F04D29/38
代理机构
代理人
主权项
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