About: http://webisa.webdatacommons.org/449176972

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	are available at low cost and have acceptable physical and other properties.
http://www.w3.org/ns/prov#wasQuotedFrom	patent-de.com