Scanners; Bar code readers; Bar code scanners; Barcode scanner; Barcode scanners; Electronic anti-theft system comprised of a bar code scanner that allows manufacturers to temporarily disable electronic goods during the manufacturing process and allows retailers to enable such goods upon receiving the purchase price for the goods; Electronic point-of-sale (POS) systems comprised primarily of point-of-sale terminals, bar code readers, touchscreen monitors, keyboards, document printers, scanner...