About: http://webisa.webdatacommons.org/438401351

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	nks: USPTO, USPTO Assignment, EspacenetRotary valve especially useful in a medical system including a flow-directed venous catheter
http://www.w3.org/ns/prov#wasQuotedFrom	google.com