About: http://webisa.webdatacommons.org/367548211

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	The present invention is an improvement over the system and method described and claimed in U.S. Pat. No. 3,919,987, Haubner et al, assigned to the assignee of the present application.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com