System for maintaining continuous total of refund amounts due a customer and for allowing customer designation of the amount of refund to be applied to a purchase
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United States of America Patent
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-
Apr 6, 1993
Issued Date -
N/A
app pub date -
Aug 26, 1991
filing date -
Oct 31, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sales-data-processing apparatus having a storing device for storing rebate information or the equivalent thereof, an input device for entering a desired rebate which a customer wants to be refunded from the rebate, a subtracting device for subtracting the desired rebate from the total price of the current purchase, and a display device for displaying the result of the subtraction. The apparatus makes it possible to refund the desired rebate at each purchase.
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Cited Art Landscape
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