About: http://webisa.webdatacommons.org/111603389

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	A system as defined in claim 2 wherein said time varying signal is a signal in the audio range. 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com