AN INTERACTIVE TELEVISION SYSTEM,申请号HK20010107774-传众专利搜索

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发明名称	AN INTERACTIVE TELEVISION SYSTEM
摘要
申请公布号	HK1037298(A1)	申请公布日期	2010.01.15
申请号	HK20010107774	申请日期	2001.11.06
申请人	ACTV, INC.	发明人	HARPER, GREGORY W.;FREEMAN, MICHAEL J.
分类号	H04N	主分类号	H04N
代理机构		代理人
主权项
地址

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