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经营范围
发明名称
Ausbildung der Stroemungskanaele in den Laufraedern von Radial- oder Halbradialgeblaesen
摘要
申请公布号
DE875984(C)
申请公布日期
1953.05.07
申请号
DE1940W001552D
申请日期
1940.10.22
申请人
WESTFALIA DINNENDAHL GROEPPEL AKTIENGESELLSCHAFT
发明人
SCHAEFER MAX
分类号
F04D29/30;F04D29/68
主分类号
F04D29/30
代理机构
代理人
主权项
地址
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