TWO-WAY COMMUNICATION SYSTEM OF CCTV,申请号KR1019910024556-传众专利搜索

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发明名称	TWO-WAY COMMUNICATION SYSTEM OF CCTV
摘要
申请公布号	KR1019950001570(B1)	申请公布日期	1995.02.25
申请号	KR1019910024556	申请日期	1991.12.27
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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