Means for producing low frequency modulation of a higher frequency current,申请号GB19480025772-传众专利搜索

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发明名称	Means for producing low frequency modulation of a higher frequency current
摘要
申请公布号	GB655596(A)	申请公布日期	1951.07.25
申请号	GB19480025772	申请日期	1948.10.04
申请人	ALLMANNA SVENSKA ELEKTRISKA AKTIEBOLAGET	发明人
分类号	H05B39/09	主分类号	H05B39/09
代理机构		代理人
主权项
地址

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