Improvements relating to television and like apparatus,申请号GB19290002449-传众专利搜索

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发明名称	Improvements relating to television and like apparatus
摘要
申请公布号	GB325362(A)	申请公布日期	1930.02.20
申请号	GB19290002449	申请日期	1929.01.24
申请人	RALPH LEONARD ASPDEN	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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