Improvements in or relating to modulating circuit arrangements,申请号GB19470008106D-传众专利搜索

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发明名称	Improvements in or relating to modulating circuit arrangements
摘要
申请公布号	GB645835(A)	申请公布日期	1950.11.08
申请号	GB19470008106D	申请日期	1947.03.24
申请人	PHILIPS LAMPS LIMITED	发明人
分类号	G01R27/26;H01G4/12;H03C1/12;H03C5/00;H03D7/00;H03F3/40;H03F11/00	主分类号	G01R27/26
代理机构		代理人
主权项
地址

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