PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One preferred embodiment of the insulating sealing structure comprises a groove machined on at least one surface of the structure which enables the structure to be used in combination with an elastomeric O-ring, to achieve an adequate seal at minimal contact pressures between the insulating sealing structure and any other surface with which a seal is to be formed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com