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经营范围
发明名称
Propeller for fluid
摘要
申请公布号
US2649921(A)
申请公布日期
1953.08.25
申请号
US19490092469
申请日期
1949.05.10
申请人
FABER GUY S
发明人
FABER GUY S.
分类号
F04D29/38
主分类号
F04D29/38
代理机构
代理人
主权项
地址
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