| http://www.w3.org/ns/prov#value | - polyacetal or other aldehyde group, resin having polysulfone or other sulfone group, or resin having liquid crystal polymer or the like and its chemical compound, such metal as having high resistance to ink as gold, tungsten, tantalum, nickel, stainless steel, or tantalum, or its alloys and those having them coated on its surface for obtaining resistance to ink, or resin having polyamide or other
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