Method for recording data, and printed body printed by the...

Details Method for recording data, and printed body printed by the... Method for recording data, and printed body printed by the...

G - Physics

06

K

G06K 7/12 (2006.01) G06K 19/06 (2006.01)

Patent

CA 2074728

ABSTRACT A method of recording a large quantity of data by one code mark. Four bit indicating fields (2a, 2b, 2c, 2d) for denoting a binary number of four bits are provided on the surface of a card (1). One numerical value is recorded by indicating predetermined bit parts of the four bit indicating fields (2a-2d) with the same color, and plural kinds of colors are mixedly given to the four bit indicating fields (2a-2d). 24

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