Which ancient civilization pioneered the use of maker's marks (early logos) on commercial pottery as a form of brand identity and quality assurance around 2000 BCE?

Before modern retail, ancient civilizations developed sophisticated systems for commerce and product distribution. From Phoenician trade networks to Roman market stalls, these early merchants created innovative ways to distinguish their goods and build customer loyalty. This poll explores how ancient civilizations used early forms of branding to create trust and recognition in their marketplaces - techniques that would eventually evolve into today's retail branding strategies.

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Mesopotamians, who stamped clay vessels with distinctive cylinder seals to identify the workshop of origin
Egyptians, who painted hieroglyphic symbols on storage jars to indicate the royal workshop that produced them
Greeks, who signed their amphorae with the potter's name to build reputation for wine and olive oil quality
Chinese, who applied imperial stamps to pottery to denote products made exclusively for the ruling dynasty