A CIRCUIT FOR DETECTING DIALING PULSE SIGNALS ON A TELEPHONE LINE OF AN AUTOMATIC TELEPHONE SYSTEM,申请号GB19700043802-传众专利搜索

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发明名称	A CIRCUIT FOR DETECTING DIALING PULSE SIGNALS ON A TELEPHONE LINE OF AN AUTOMATIC TELEPHONE SYSTEM
摘要
申请公布号	GB1253508(A)	申请公布日期	1971.11.17
申请号	GB19700043802	申请日期	1970.09.14
申请人	GNT AUTOMATIC A/S	发明人
分类号	H04Q1/32	主分类号	H04Q1/32
代理机构		代理人
主权项
地址

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