Which invention, patented in 1952 but not commercially used until 1974, revolutionized retail checkout operations and inventory management?

The retail landscape has been transformed by numerous technological innovations and discoveries throughout history. These breakthroughs have revolutionized how consumers shop and how retailers operate. From the invention of the barcode to modern e-commerce platforms, each innovation has marked a significant milestone in retail evolution. Test your knowledge of these game-changing retail technologies and the brilliant minds behind them in this challenging trivia question!

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