发明授权
US5937394A System and method for pseudo cash transactions with credit back 失效
伪现金交易的系统和方法

System and method for pseudo cash transactions with credit back
摘要:
A system and method for pseudo cash transactions allows a portion of the pseudo cash to be refunded through use of a credit back indicator which is used by a record adjuster to adjust the file associated with a pseudo cash unit which can then be accessed by the user with a user identifier to obtain a refund or credit.
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