About: http://webisa.webdatacommons.org/329225306

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	Furthermore, by using any of the forms of nonmechanical switching devices well-known in the art for the keyboard and other switches, a completely non-mechanical device can be provided.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es