CALL-CONNECTION CIRCUIT BETWEEN PRIVATE EXCHANGERS,申请号KR19910015993-传众专利搜索

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发明名称	CALL-CONNECTION CIRCUIT BETWEEN PRIVATE EXCHANGERS
摘要
申请公布号	KR0172680(B1)	申请公布日期	1999.03.30
申请号	KR19910015993	申请日期	1991.09.13
申请人	LG ELECTRONICS CORP.	发明人	KANG, JOONG-OK
分类号	H04Q3/00;(IPC1-7):H04Q3/00	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

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