Which retail innovation, first patented in 1949 but not commercially implemented until 1974, uses a series of vertical lines to encode product information?

Throughout history, technological innovations have transformed the retail industry, changing how consumers shop and how businesses sell their products. This trivia question focuses on a groundbreaking retail technology that revolutionized inventory management and checkout processes worldwide. Test your knowledge about this invention that bridged the gap between physical products and digital data systems.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

RFID (Radio-Frequency Identification) Tag
UPC Barcode (Universal Product Code)
NFC (Near Field Communication) Chip
QR Code (Quick Response Code)