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经营范围
发明名称
Centrifugal fan
摘要
申请公布号
US2439124(A)
申请公布日期
1948.04.06
申请号
US19440555780
申请日期
1944.09.26
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
BERGSTROM CARL O.
分类号
F04D29/44
主分类号
F04D29/44
代理机构
代理人
主权项
地址
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