Gray-shade pass card reader

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United States of America Patent

PATENT NO 6112991
SERIAL NO

09040196

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A card reader for color cells, calibration and indicia cells are provided.

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Patent Owner(s)

Patent OwnerAddress
DIGITAL CHECK CORPORATION630 DUNDEE ROAD SUITE 210 NORTHBROOK IL 60062

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Klug, Philip D Westland, MI 8 21

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