A METHOD AND APPARATUS FOR TESTING TELEPHONE EXCHANGE SWITCHING NETWORK CONTROL CIRCUITS,申请号GB19890020828-传众专利搜索

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发明名称	A METHOD AND APPARATUS FOR TESTING TELEPHONE EXCHANGE SWITCHING NETWORK CONTROL CIRCUITS
摘要
申请公布号	GB8920828(D0)	申请公布日期	1989.11.01
申请号	GB19890020828	申请日期	1989.09.14
申请人	ERICSSON INVENTION IRELAND LIMITED	发明人
分类号	H04M3/24	主分类号	H04M3/24
代理机构		代理人
主权项
地址

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