About: http://webisa.webdatacommons.org/214909838

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 system is particularly applicable to the protection of an elongate core, such as an electrical power or data-carrying core, optical fibres, or pipelines and tubes carrying air or other fluids.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com