Noise reduction in signal transmission systems,申请号US19420453831-传众专利搜索

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发明名称	Noise reduction in signal transmission systems
摘要
申请公布号	US2358045(A)	申请公布日期	1944.09.12
申请号	US19420453831	申请日期	1942.08.06
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	BARNEY HAROLD L.
分类号	H03G9/02;H04B3/20	主分类号	H03G9/02
代理机构		代理人
主权项
地址

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