About: http://webisa.webdatacommons.org/23913399

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	System according to claim 4 further including means, cooperative with said transmitting means, for opening said calling party telephone line to prevent interference with said transmitting means.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr