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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	Patent US6151634 - Audio-on-demand communication system - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsAn audio-on-demand communication system provides real-time playback of audio data transferred via telephone lines or other communication links.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk