Højfrekvensbåndfilter med variabel båndbredde og indstillingsmekanisme til indstilling af båndbredden.,申请号DK19440003519-传众专利搜索

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发明名称	Højfrekvensbåndfilter med variabel båndbredde og indstillingsmekanisme til indstilling af båndbredden.
摘要
申请公布号	DK71858(C)	申请公布日期	1950.12.18
申请号	DK19440003519	申请日期	1944.12.29
申请人	FIRMAET FRIESEKE & HOEPFNER	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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