发明名称 METHOD AND SYSTEM ENABLING A TELEVISION BROADCASTER(S) TO ATTRACT AND/OR ENCOURAGE TELEVISION AUDIENCE VIEWERSHIP OF A SELECTED TELEVISION PROGRAM(S) BY ENABLING ADVANCED TELEVISION VIEWERS TO AUTOMATICALLY OR WITH MINIMAL EFFORT PARTICIPATE IN A PRIZE GIVEAWAY(S) CONTEST IN COMPENSATIONFOR VIEWING A SELECTED TELEVISION PROGRAM(S) AND/OR A TELEVISION COMMER
摘要
申请公布号 CA2313643(A1) 申请公布日期 2002.01.20
申请号 CA20002313643 申请日期 2000.07.20
申请人 BARRETT, BRAD 发明人 BARRETT, BRAD
分类号 H04N7/173;(IPC1-7):H04N7/173 主分类号 H04N7/173
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