Improvements in and relating to a rectifying filter for a telephone fee meter,申请号GB19580001280-传众专利搜索

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发明名称	Improvements in and relating to a rectifying filter for a telephone fee meter
摘要
申请公布号	GB837160(A)	申请公布日期	1960.06.09
申请号	GB19580001280	申请日期	1958.01.14
申请人	SODECO, SOCIETE DES COMPTEURS DE GENEVE	发明人
分类号	H04M15/28	主分类号	H04M15/28
代理机构		代理人
主权项
地址

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