PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This invention relates generally to data communications, and more particularly to a system and method for providing full-duplex data communications between an electric power distribution station and a power consumer, via the same power distribution line that provides electric power to the power consumer, at frequencies at or below the frequency of the electric power signal.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.ca