PRIVATE BRANCH EXCHANGE,申请号KR19920027701U-传众专利搜索

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发明名称	PRIVATE BRANCH EXCHANGE
摘要
申请公布号	KR0120258(Y1)	申请公布日期	1998.08.01
申请号	KR19920027701U	申请日期	1992.12.30
申请人	LG INFORMATION CO.,LTD	发明人	BANG, HO-SIK
分类号	H04M3/22;(IPC1-7):H04M3/22	主分类号	H04M3/22
代理机构		代理人
主权项
地址

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