About: http://webisa.webdatacommons.org/401744962

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	The actuator may be, in a preferred form of the invention, a pressure sensor such as an electrical strain gauge calibrated to respond to a selectable, predetermined pressure applied by the operator.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com