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发明名称
Remote radio receiver tuning indicating apparatus
摘要
申请公布号
US2654651(A)
申请公布日期
1953.10.06
申请号
US19450625371
申请日期
1945.10.29
申请人
A. C. NIELSEN COMPANY
发明人
BLACK JAMES G.
分类号
H04H60/32;H04H60/44
主分类号
H04H60/32
代理机构
代理人
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