发明名称 Accurate market survey collection method
摘要 A method for electronically accumulating market survey data from inherently interested Internet users or TV viewers. Various market survey questions can be disseminated to Internet users and TV viewers, and the answers are processed at a central location. In exchange for his answers, the responder receives free access to the Internet or cable TV for a predetermined amount of time.
申请公布号 US5970467(A) 申请公布日期 1999.10.19
申请号 US19970903956 申请日期 1997.07.31
申请人 ENVIRO EC AG 发明人 ALAVI, KAMAL
分类号 G06Q30/00;H04N7/10;H04N7/173;(IPC1-7):H04J11/00 主分类号 G06Q30/00
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