Automated data card payment verification method
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United States of America Patent
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-
Dec 26, 1995
Grant Date -
N/A
app pub date -
Nov 15, 1994
filing date -
Nov 15, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of data transmission over existing telephone lines and later verification of that transmission includes electronic payment verification using telephone transmission of payment information and return transmission of a unique card account number, storage of the information and account number on a database and a data card through a data storage device, and verification of the infomation and account number at a later time by a separate data storage device and the same database.
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