Data with perimeter identification tag
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United States of America Patent
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Apr 13, 1993
Grant Date -
N/A
app pub date -
Apr 22, 1991
filing date -
Apr 22, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An identification or data tag composed of a central set of data cells surrounded by border cells which cooperate with their adjacent data cells by contrasting therewith to form a reference perimeter defined by the inter-sections of the boundaries of the border cells with their respective adjoining data cells.
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