About: http://webisa.webdatacommons.org/120824684

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	Another embodiment of the present invention is that the small electronic device contains three buttons, 2 of which are used for up/down types of control.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com