About: http://webisa.webdatacommons.org/451876322

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. 1 is a schematic diagram of electronic and other components of a portable two way communication system for video and audio information transmittable on conventional telephone lines.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com