Vend transaction control means
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Feb 9, 1993
Grant Date -
N/A
app pub date -
Feb 27, 1992
filing date -
Feb 27, 1992
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention comprises an apparatus for controlling the vending and payback of change in a vending machine and includes a device for establishing a list of permissible payback amounts from the vending machine and for adding each of the permissible amounts to a vend price established by a customer selecting a particular vend, and a payback storage device from which change is paid back including apparatus for determining the availability of coins in the payback storage device to satisfy the permissible amount for payback.
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