| http://www.w3.org/ns/prov#value | - The term "seal stamp is used in this specification and appended claims as including seals having a name, abbreviation thereof, symbol, emblem or mark engraved on a material, such as wood, ivory, horn, crystal, stone, metal, glass or synthetic resin, for authenticating documents, indicating ownership and other purposes, stamps of rubber or synthetic resin shaped to impress the name of a company or
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