About: http://webisa.webdatacommons.org/200557401

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	Therefore, the present invention is a system and method for providing a continuous tone source to a call that has been placed on hold.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com