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发明名称
Combination chassis and loudspeaker
摘要
申请公布号
US2838607(A)
申请公布日期
1958.06.10
申请号
US19510223388
申请日期
1951.04.27
申请人
RADIO CORPORATION OF AMERICA
发明人
OLSON HARRY F.;PRESTON JOHN
分类号
H04R1/02
主分类号
H04R1/02
代理机构
代理人
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地址
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