Improvements in and relating to circuit arrangements for automatic re-adjustment of the background brightness and the contrast in a television receiver,申请号GB19590014068-传众专利搜索

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发明名称	Improvements in and relating to circuit arrangements for automatic re-adjustment of the background brightness and the contrast in a television receiver
摘要
申请公布号	GB921014(A)	申请公布日期	1963.03.13
申请号	GB19590014068	申请日期	1959.04.24
申请人	PHILIPS ELECTRICAL INDUSTRIES LIMITED	发明人
分类号	H04N5/58	主分类号	H04N5/58
代理机构		代理人
主权项
地址

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