About: http://webisa.webdatacommons.org/276041429

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	While actuation of the device is responsive to a mechanical contact switch, it will be understood by those skilled in the art that other types of switches can be substituted for contacts 61, 62.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com