PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The foregoing objects, advantages and other features of the invention are attained in a door closure having a cylinder and piston assembly in which a piston and connected piston rod is reciprocally displaceable within the cylinder, the piston rod having one end projecting beyond the end of the cylinder.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com