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发明名称
Wide-band amplifier
摘要
申请公布号
US2289291(A)
申请公布日期
1942.07.07
申请号
US19400337508
申请日期
1940.05.27
申请人
PHILCO RADIO AND TELEVISION CORPORATION
发明人
MOORE ROBERT C.
分类号
H03F1/50
主分类号
H03F1/50
代理机构
代理人
主权项
地址
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