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发明名称
Radio receiver for multiple signals
摘要
申请公布号
US2560121(A)
申请公布日期
1951.07.10
申请号
US19450614641
申请日期
1945.09.06
申请人
MOTOROLA, INC.
发明人
MITCHELL DONALD H.
分类号
H04M9/00
主分类号
H04M9/00
代理机构
代理人
主权项
地址
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