Which ancient civilization pioneered the first known branded products with manufacturer marks that functioned similar to modern trademarks?

Before modern malls and e-commerce, ancient civilizations had sophisticated marketplaces with distinct branding strategies. The marketplaces of Mesopotamia, Egypt, Rome, and other early civilizations utilized unique product development approaches and customer loyalty techniques that would be familiar to today's retail experts. Test your knowledge about how these ancient retail pioneers branded their goods and services in ways that still influence modern product development and marketing practices.

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Ancient Egypt, with pottery makers stamping cartouche-like symbols on vessels to indicate royal patronage
Mesopotamia, with Sumerian merchants using cylinder seals on clay tablets to guarantee product authenticity
Ancient China, with bronze foundries marking weapons and vessels with distinct clan insignias
Ancient Greece, with potters signing their amphoras to indicate wine quality and origin