Barcode scanners read imprinted bar/matrix code symbologies. Barcodes, also known as universal product codes (UPCs), are machine-readable data representations consisting of a series of contrasting ...
the cuecat, which you can still get on ebay and other places, was a neat little device that scanned in bar codes and with a net connection go to sites, offer up discounts, etc ...
Barcode scanner s are a must have in the modern grocery store. They make logging and indexing of items very easy. Barcodes come in various sizes, shapes and forms, and you need a barcode scanner ...