Analysis of information sources in references of the Wikipedia article "Cylinder seal" in English language version.
[...] cylinder-seal impressions appeared randomly on ceramic vessels, especially on pithoi manufactured in the region [...] the seal-impression is the mark of the fabricant, intended to brand the vessel [...].
Throughout much of the ancient Near Eastern world, from the end of the 4th millennium B.C.E. until the 5th century B.C.E., cylinder seals were used both as administrative tools – functioning much as a signature does on an official document today, or used to mark one's property and to prevent tampering with sealed doors or containers [...].
Throughout much of the ancient Near Eastern world, from the end of the 4th millennium B.C.E. until the 5th century B.C.E., cylinder seals were used [...] as decorative or protective amulets – often worn on a necklace or a pin.
Throughout much of the ancient Near Eastern world, from the end of the 4th millennium B.C.E. until the 5th century B.C.E., cylinder seals were used both as administrative tools – functioning much as a signature does on an official document today, or used to mark one's property and to prevent tampering with sealed doors or containers [...].
Throughout much of the ancient Near Eastern world, from the end of the 4th millennium B.C.E. until the 5th century B.C.E., cylinder seals were used [...] as decorative or protective amulets – often worn on a necklace or a pin.