TELEPHONE TESTING DEVICE,申请号KR19890012305U-传众专利搜索

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发明名称	TELEPHONE TESTING DEVICE
摘要
申请公布号	KR920001993(Y1)	申请公布日期	1992.03.26
申请号	KR19890012305U	申请日期	1989.08.21
申请人	LEE, KWANG - WOO	发明人	LEE, KWANG - WOO
分类号	H04M3/08;(IPC1-7):H04M3/08	主分类号	H04M3/08
代理机构		代理人
主权项
地址

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