Which retail-inspired product identification system, first widely adopted by the US military in WWII, revolutionized military logistics and later became the foundation for modern retail barcodes?

Throughout military history, supply chains and logistics have determined the outcome of wars as much as tactics and weaponry. In the early 20th century, one retail-inspired innovation dramatically transformed how militaries managed their vast inventories of equipment, ammunition, and spare parts. This revolutionary product tracking system, adapted from civilian retail, saved countless hours and resources while dramatically improving battlefield readiness. Test your knowledge about this critical intersection of retail inventory management and military operations!

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SKU (Stock Keeping Unit) Cards
Federal Stock Number (FSN) System
Sears Catalog Numbering Method
Woolworth's Inventory Tracking System