Which retail technology invention, first patented in 1952 by Norman Joseph Woodland and Bernard Silver, revolutionized inventory management and is estimated to save retailers billions annually?

The retail landscape has been transformed by numerous technological innovations throughout history. From simple mechanical devices to sophisticated digital systems, these inventions have revolutionized how products are sold, tracked, and purchased. This trivia question challenges you to identify a groundbreaking invention that fundamentally changed retail operations and customer experiences worldwide. Test your knowledge of retail technology history!

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• The barcode (Universal Product Code)
• The electronic cash register (ECR)
• The shopping cart with foldable basket
• The pneumatic tube cash carrier system

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