PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In connection with meeting the need of a low cost cordless purely reflective computer mouse, it is also an objective of this invention to produce a general purpose optical system with a mouse or pointing device or remote controller which is totally devoid of any internal power source such as a battery or poser supply lead wire and further free of any electronic components in the mouse, pointing de
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com