About: http://webisa.webdatacommons.org/298002536

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	The present invention relates generally to position sensing systems, such as touch screens and interactive whiteboards.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com