About: http://webisa.webdatacommons.org/75950018

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	The tensioning devices 407 can be, for example, chain jacks, windlasses, winches or other tensioning devices that are mounted at the top of, along or inside columns 102, 103.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com