发明名称 COMPUTER PHONELINE BILLING SYSTEM AND METHOD
摘要 <p>A software application and process by which computer users may access information services through software systems via their computer modem is disclosed. This modem connects the users connect to a dialup modem network from which information can then be retrieved. The invention also implements a method of distributing the information services and tracking the paying users.</p>
申请公布号 WO2002054180(A2) 申请公布日期 2002.07.11
申请号 US2001050439 申请日期 2001.12.28
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