TELECOMMUNICATIONS EXCHANGE EMPLOYING CROSSPOINT SWITCHES,申请号GB19730012976-传众专利搜索

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发明名称	TELECOMMUNICATIONS EXCHANGE EMPLOYING CROSSPOINT SWITCHES
摘要
申请公布号	GB1411139(A)	申请公布日期	1975.10.22
申请号	GB19730012976	申请日期	1973.03.17
申请人	PLESSEY CO LTD	发明人
分类号	H04Q3/00;(IPC1-7):H04Q3/49	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

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