PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Non-metal materials can also bewelded with the friction stir welding tool, e.g., materials such as polymers and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • patentgenius.com