About: http://webisa.webdatacommons.org/423182372

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 invention relates to methods and apparatus for testing piezoelectric actuators, particularly but not exclusively for piezoelectric actuators in magnetic heads-arm assemblies.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com