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  • Blog Post: Speaking in Code: From Basic Black Bars to QR and Colorful Tags

    The bar code has a much longer history than you probably realize. The Universal Product Code, or U.P.C., that we know from retail checkout systems was developed by the US grocery industry in the early 1970s; but, this sort of linear bar code (or 1D bar code as some now refer to it) actually had its...
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