About: http://webisa.webdatacommons.org/438372203

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	Known as such external devices are a mouse and a track ball, each being a kind of a pointing device, and also an external keyboard.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com