About: http://webisa.webdatacommons.org/306639341

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A hydraulic adjusting ring according to the present invention can also be used to lift and adjust other types of castings and frames such as rectangular catch basins, and other structures including, but not limited to, building walls.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com