Method for changing the functions of a bar code reader

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United States of America Patent

PATENT NO 4868375
SERIAL NO

07234666

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Abstract

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A bar code reader is provided with the capability of reading bar code symbols containing information for causing changes in the functions performed by said reader, as well as reading merchandise identification symbols commonly associated with items such as merchandise being checked out at a point of sale terminal. Tests are provided to determine that the bar code symbols for function changes are proper symbols, and are not merchandise identification symbols, such as UPC symbols.

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Patent Owner(s)

Patent OwnerAddress
NCR CORPORATION864 SPRING ST NW ATLANTA GA 30308

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blanford, Denis M Cambridge, OH 22 691

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