Elimination of undesired electrical signals,申请号US19390271902-传众专利搜索

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发明名称	Elimination of undesired electrical signals
摘要
申请公布号	US2287334(A)	申请公布日期	1942.06.23
申请号	US19390271902	申请日期	1939.05.05
申请人	ELECTRIC & MUSICAL INDUSTRIES LIMITED	发明人	WHITE ERIC LAWRENCE CASLING
分类号	H04N5/38	主分类号	H04N5/38
代理机构		代理人
主权项
地址

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