System and Method for Price Verification in a Retail Environment
A system for verifying a price associated with an item in a retail environment includes a price tag having an optical member that includes an optical characteristic that modifies an amount of optical energy that leaves the optical member relative to an amount of optical energy received by the optica...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
15.12.2016
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Subjects | |
Online Access | Get full text |
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