PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The firm etches almost all metals, including stainless steel, copper, brass, kovar, silver, beryllium copper, nickel silver, gold, sterling, titanium, zirconium and other standard and specialty metals and alloys.
http://www.w3.org/ns/prov#wasQuotedFrom
  • photofabrication.com