Which ancient civilization first used standardized symbols on commercial goods as a form of early brand recognition and quality control?

Before modern corporate logos, ancient civilizations created powerful symbols that represented their cultures, rulers, and goods. These symbols functioned much like today's brand recognition systems, instantly communicating authority, origin, or quality. From royal seals on amphoras to distinctive pottery marks, these ancient 'logos' helped consumers identify authentic products in early markets. Test your knowledge about these fascinating early examples of brand identification that have survived thousands of years!

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Mesopotamia, with cylinder seals used by merchants to mark ownership and authenticity of traded goods around 3500 BCE
Ancient Egypt, with cartouches on exported pottery to indicate royal production facilities around 3000 BCE
Ancient Greece, with potter's marks on amphoras to identify specific city-state production centers around 800 BCE
Indus Valley, with stamped seals on traded textiles to indicate manufacturing guilds around 2500 BCE