About: http://webisa.webdatacommons.org/267523297

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	Actuation signals are provided through is mechanical, direct pressure, pressure pulsing, electrical, electromagnetic, acoustic, and other mechanisms.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com