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发明名称
Model airplane
摘要
申请公布号
US2195695(A)
申请公布日期
1940.04.02
申请号
US19390264248
申请日期
1939.03.25
申请人
WASHINGTON INSTITUTE OF TECHNOLOGY, INC.
发明人
DANIEL HENRY BRENT
分类号
A63H27/00
主分类号
A63H27/00
代理机构
代理人
主权项
地址
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