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发明名称
Radio control system
摘要
申请公布号
US2447156(A)
申请公布日期
1948.08.17
申请号
US19420431909
申请日期
1942.02.23
申请人
BRITTAIN LOUIS B
发明人
BRITTAIN LOUIS B.
分类号
G08B27/00
主分类号
G08B27/00
代理机构
代理人
主权项
地址
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