CALL LOGGING,申请号GB19880003548-传众专利搜索

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发明名称	CALL LOGGING
摘要
申请公布号	GB8803548(D0)	申请公布日期	1988.03.16
申请号	GB19880003548	申请日期	1988.02.16
申请人	BRITISH TELECOMMUNICATIONS PLC	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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