PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is an object of the invention to provide a method by which a polarimeter can be calibrated to operate at desired relatively low frequencies, i.e. at frequencies in the near infra-red or at relatively high frequencies in the near ultra-violet.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com