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发明名称
Vane for an axial ventilator and method for producing the same
摘要
申请公布号
US3300123(A)
申请公布日期
1967.01.24
申请号
US19650458341
申请日期
1965.05.24
申请人
VENTILATOR A.-G.
发明人
FREYHOLDT HELMUT;AEBISCHER ALFRED
分类号
B21D53/78;F04D29/36
主分类号
B21D53/78
代理机构
代理人
主权项
地址
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