About: http://webisa.webdatacommons.org/30794086

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	No. 08/174,768, filed Dec. 29, 1993, now U.S. Pat. No. 5,602,987, which in turn is a continuation of application Ser.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com