PROCESS FOR A TELEPHONE EXCHANGE WITH SUBSCRIBER STATIONS DE VELOPED AS SWITCHBOARDS,申请号GB19740009958-传众专利搜索

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发明名称	PROCESS FOR A TELEPHONE EXCHANGE WITH SUBSCRIBER STATIONS DE VELOPED AS SWITCHBOARDS
摘要
申请公布号	GB1459300(A)	申请公布日期	1976.12.22
申请号	GB19740009958	申请日期	1974.03.06
申请人	SIEMENS AG	发明人
分类号	H04M3/48;(IPC1-7):H04Q3/42;H04M3/42;H04M3/44;H04M3/56;H04M3/58;H04M3/64;H04Q3/64;H04Q3/72	主分类号	H04M3/48
代理机构		代理人
主权项
地址

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