REMOTE MEASURING METHOD FOR SUBSCRIBER LINE CHARACTERISTIC,申请号JP19890288802-传众专利搜索

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发明名称	REMOTE MEASURING METHOD FOR SUBSCRIBER LINE CHARACTERISTIC
摘要
申请公布号	JPH03151750(A)	申请公布日期	1991.06.27
申请号	JP19890288802	申请日期	1989.11.08
申请人	NIPPON TELEGR & TELEPH CORP <NTT>	发明人	KAWASAKI HIDENORI
分类号	H04M3/30	主分类号	H04M3/30
代理机构		代理人
主权项
地址

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