Which company introduced the world's first commercially successful barcode scanning system in a retail store, revolutionizing checkout and inventory management in 1974?

The retail landscape has been transformed by numerous technological innovations throughout history. Some of these innovations fundamentally changed how we shop, while others quietly revolutionized the behind-the-scenes operations of retail businesses. This trivia question focuses on a pivotal moment in retail payment technology that forever changed consumer shopping experiences worldwide.

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IBM at Marsh Supermarket
NCR at Kroger
Fujitsu at Safeway
Wincor Nixdorf at Walmart