PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The present invention relates to devices and methods for measuring the color of objects such as teeth, and more particularly to devices and methods for measuring the color of teeth or other objects or surfaces with a hand-held probe that presents minimal problems with height or angular dependencies.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com