About: http://webisa.webdatacommons.org/298592548

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	A pump system according to claim 1, wherein the pump is a linear piston pump and the controller modulates the pump with a half wave alternating current signal to meter the flow to the chamber. the flow to the chamber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk