Registers – Coded record sensors – Particular sensor structure
Patent
1998-02-12
2000-09-19
Pitts, Harold I.
Registers
Coded record sensors
Particular sensor structure
235469, G06K 710
Patent
active
061199400
ABSTRACT:
A card reader method for color cells. Calibration and indicia cells are provided.
REFERENCES:
patent: 4687526 (1987-08-01), Wilfert
patent: 4972476 (1990-11-01), Nathans
Adornato Rocco L.
Pitts Harold I.
Samuels Steven B.
Starr Mark T.
Unisys Corporation
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