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发明名称
High-temperature fan
摘要
申请公布号
US2473814(A)
申请公布日期
1949.06.21
申请号
US19470743515
申请日期
1947.04.24
申请人
MICHIANA PRODUCTS CORPORATION
发明人
NYGREN CARL
分类号
F04D29/28
主分类号
F04D29/28
代理机构
代理人
主权项
地址
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