PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Patent US20070179343 - Suction retraction surgical instrument - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsA suction retraction surgical instrument retracts tissue and removes smoke, fluid, debris and other matter from a surgical site.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com