CIRCUIT FOR MATCHING IMPEDANCE OF ISDN AND TERMINAL,申请号KR1019870013589-传众专利搜索

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发明名称	CIRCUIT FOR MATCHING IMPEDANCE OF ISDN AND TERMINAL
摘要
申请公布号	KR1019910000698(B1)	申请公布日期	1991.01.31
申请号	KR1019870013589	申请日期	1987.11.30
申请人		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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