About: http://webisa.webdatacommons.org/79508071

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	said further control devices including switching devices for controlling access by said subscribers to said program materials.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com