Ключевые слова: bar, bar code, barcode, business, buy, code, commerce, communication, concept, connection, customer, data, digital, hand, hold, hologram, identification, industry, information, innovation, internet, inventory, label, laser, line, merchandise, network, number, package, person, price, product, purchase, reader, retail, sale, scan, selling, shopping, sign, store, supermarket, symbol, tablet, tag, technology, touch, transportation,