About: http://webisa.webdatacommons.org/126389519

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	FIG. 1B is an electrical block diagram depicting the various signals carried by a prior art digital link for a voice band grade modem integrated as part of a motherboard in a personal computer system;
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr