About: http://webisa.webdatacommons.org/317245228

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	...device is a mechanical device that prevents the release of energy to machinery, such as manually operated electrical circuit breakers, disconnect switches, and manually operated switches.
http://www.w3.org/ns/prov#wasQuotedFrom	globalspec.com