About: http://webisa.webdatacommons.org/232447075

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. 818,389, filed Jan. 13, 1986, now issued as U.S. Pat. No. 4,639,873, which in turn was a continuation of application Ser.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com