Coin mechanism exact change indicator apparatus
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United States of America Patent
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Feb 19, 1980
Grant Date -
N/A
app pub date -
Oct 18, 1977
filing date -
Oct 18, 1977
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for communicating the inability of a coin change making mechanism to return correct change in which the availability of coin denominations to make change is compared with the value of required change for a given transaction.
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