About: http://webisa.webdatacommons.org/93850738

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 present day home-office electrical systems, it is well known that electrical appliances such as lights and lamps are controlled by wall mounted switches.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com