About: http://webisa.webdatacommons.org/142564644

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	Such apparatus may include, for example, conventional piston or plunger types of dispensing mechanisms, or highly controllable screw-type feeders such as that disclosed in U.S. Pat. No. 5,312,224.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com