About: http://webisa.webdatacommons.org/6977422

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	As is known, electromagnetic switching devices are often used to electrically couple a power source to a load such as an electrical motor or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com