Frequency-conversion apparatus for the sound-signal translating channel of a television receiver,申请号GB19530014182-传众专利搜索

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发明名称	Frequency-conversion apparatus for the sound-signal translating channel of a television receiver
摘要
申请公布号	GB725051(A)	申请公布日期	1955.03.02
申请号	GB19530014182	申请日期	1953.05.20
申请人	HAZELTINE CORPORATION	发明人
分类号	H03D7/10;H03D11/06;H04N5/60	主分类号	H03D7/10
代理机构		代理人
主权项
地址

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