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发明名称
Fan wheel
摘要
申请公布号
US2662686(A)
申请公布日期
1953.12.15
申请号
US19520283044
申请日期
1952.04.18
申请人
EDMUND E. HANS
发明人
WUERFEL DONALD F.
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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