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发明名称
Propeller
摘要
申请公布号
US2050142(A)
申请公布日期
1936.08.04
申请号
US19350030699
申请日期
1935.07.10
申请人
ALLEN WHITE
发明人
WHITE ALLEN
分类号
F03D7/02
主分类号
F03D7/02
代理机构
代理人
主权项
地址
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