About: http://webisa.webdatacommons.org/429705746

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	certificates, currency, vouchers, travelers checks, tickets or other document types.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com