About: http://webisa.webdatacommons.org/311040196

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	These employ mechanical means such as gear, cam and screw, to move the fluid.
http://www.w3.org/ns/prov#wasQuotedFrom	red-bag.com