PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Apple Invents New Speakerphone System Apple has invented a new speaker system that is primarily aimed at iOS devices such as the iPhone and iPad as noted in patent figure 7 below.
http://www.w3.org/ns/prov#wasQuotedFrom
  • patentlyapple.com