Which retail innovation, first used commercially in 1974 at an Ohio supermarket, used a technology invented by Norman Joseph Woodland and Bernard Silver in 1952?

The retail landscape has been transformed by numerous technological innovations throughout history. One particular invention revolutionized how customers interact with products at checkout and fundamentally changed inventory management. This innovation represents a perfect intersection of technology and retail efficiency that we now take for granted. Test your knowledge about this groundbreaking retail technology that changed shopping forever!

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Universal Product Code (UPC) barcode scanning
Electronic point-of-sale (EPOS) touchscreen terminals
RFID (Radio-Frequency Identification) inventory tags
Electronic article surveillance (EAS) anti-theft systems