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发明名称
Wide-band direct-current repeater
摘要
申请公布号
GB698110(A)
申请公布日期
1953.10.07
申请号
GB19520012040
申请日期
1952.05.12
申请人
HAZELTINE CORPORATION
发明人
分类号
H03F1/50;H03F3/36;H04N5/14;H04N5/57
主分类号
H03F1/50
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代理人
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