About: http://webisa.webdatacommons.org/52784049

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 radio frequency beacon device of claim 6 wherein the attention signal is a wireless signal transmitted by the active transmitter of the beacon device.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com