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发明名称
Fan hub and shaft assembly
摘要
申请公布号
US2269799(A)
申请公布日期
1942.01.13
申请号
US19390296175
申请日期
1939.09.23
申请人
THE TORRINGTON MANUFACTURING CO.
发明人
UPSON WALTER L.
分类号
F04D29/26;F16D3/76
主分类号
F04D29/26
代理机构
代理人
主权项
地址
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