Circuit arrangement for a telecommunication, particularly telephone exchange system,申请号GB19660052921-传众专利搜索

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发明名称	Circuit arrangement for a telecommunication, particularly telephone exchange system
摘要
申请公布号	GB1147809(A)	申请公布日期	1969.04.10
申请号	GB19660052921	申请日期	1966.11.25
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人
分类号	H04Q3/545	主分类号	H04Q3/545
代理机构		代理人
主权项
地址

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