Magnetic card and card reader apparatus utilizing a pseudo bar code and an address information code
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United States of America Patent
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Aug 13, 1996
Grant Date -
N/A
app pub date -
Jul 12, 1994
filing date -
Jul 13, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A magnetic card includes a magnetic layer, a bar code, a protection layer, and a pseudo bar code. The magnetic layer is formed on a substrate, records magnetic information, and reflects light. The bar code is formed on a predetermined area of the magnetic layer by a light absorption material and detected by a lack of reflected light from the magnetic layer. The protection layer is formed on the predetermined area of the magnetic layer and protects the bar code. The pseudo bar code is formed on the magnetic layer and intermingled with the bar code. An address information code is provided on the card for determining the bar code form the pseudo bar code. A card reader apparatus using this magnetic card is also disclosed.
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