Electronic cash register system with input verification
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United States of America Patent
Stats
-
Dec 9, 1986
Grant Date -
N/A
app pub date -
Jul 20, 1983
filing date -
Jul 30, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electronic cash register includes a first memory storing a table of upper and lower limits of money amounts defining allowable input ranges of amounts of money during various transactions. A second memory stores codes for defining the upper and lower limits of money amounts for the various transactions by reference to the table of amounts of money stored in the first memory.
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