Integrated image scrambling and descrambling
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United States of America Patent
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-
Jan 26, 1999
Issued Date -
N/A
app pub date -
Dec 16, 1996
filing date -
Dec 4, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for printing a scrambled image and decoding mechanism in registration one on top of the other. The decoding mechanism is not immediately apparent upon inspection. A person decodes the scrambled image by exposing the decoding mechanism.
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Cited Art Landscape
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