TELEVISION CONFERENCE SYSTEM,申请号JP19900084181-传众专利搜索

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发明名称	TELEVISION CONFERENCE SYSTEM
摘要
申请公布号	JPH03283985(A)	申请公布日期	1991.12.13
申请号	JP19900084181	申请日期	1990.03.30
申请人	NEC CORP	发明人	HISADA ISAO
分类号	H04N7/15	主分类号	H04N7/15
代理机构		代理人
主权项
地址

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