About: http://webisa.webdatacommons.org/40669777

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	In a crane without powered leveling controls, the receiver indicator unit 56 may be carried to the wheels, tracks, or frame where blocking or other leveling operations are carried out.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com