About: http://webisa.webdatacommons.org/334638917

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	U.S. Pat. No. 5,994,711, which is incorporated by reference herein, describes a system, including an optical sensor, for the determining the position of a sheet being fed through a system, such as a copier.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com