PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Accordingly, it can readily be seen that there is an unsolved need in the optical industry for an aphakia lens having asphericity in the outer peripheral portion which will not only give a clear field of vision for the centrally fixed eye, but will also allow the eye to rotate toward the periphery of the lens and use central vision to see clearly through the outer periph
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com