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发明名称
Radio apparatus
摘要
申请公布号
US2591732(A)
申请公布日期
1952.04.08
申请号
US19450581008
申请日期
1945.03.05
申请人
CHARLES SHEAFFER
发明人
SHEAFFER CHARLES
分类号
H04B14/02
主分类号
H04B14/02
代理机构
代理人
主权项
地址
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