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发明名称
Receiving system
摘要
申请公布号
US2273546(A)
申请公布日期
1942.02.17
申请号
US19400342263
申请日期
1940.06.25
申请人
RADIO CORPORATION
发明人
WEEL ADELBERT VAN
分类号
H01J43/02;H03D7/10;H04N5/60
主分类号
H01J43/02
代理机构
代理人
主权项
地址
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