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发明名称
Axial flow fan structure
摘要
申请公布号
US2294586(A)
申请公布日期
1942.09.01
申请号
US19410405323
申请日期
1941.08.04
申请人
LA-DEL CONVEYOR & MANUFACTURING COMPANY
发明人
TROLLER THEODOR H.
分类号
F04D25/08
主分类号
F04D25/08
代理机构
代理人
主权项
地址
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