Improvements in television receivers,申请号GB19500011455-传众专利搜索

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发明名称	Improvements in television receivers
摘要
申请公布号	GB674544(A)	申请公布日期	1952.06.25
申请号	GB19500011455	申请日期	1950.05.08
申请人	ZENITH RADIO CORPORATION	发明人	GRAY RICHARD OWEN
分类号	H04N7/16;H04N7/169	主分类号	H04N7/16
代理机构		代理人
主权项
地址

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