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发明名称
Propeller
摘要
申请公布号
US2460902(A)
申请公布日期
1949.02.08
申请号
US19450581740
申请日期
1945.03.09
申请人
THE VORNADO TRUST
发明人
ODOR RALPH K.
分类号
B63H1/12;F04D29/32
主分类号
B63H1/12
代理机构
代理人
主权项
地址
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