About: http://webisa.webdatacommons.org/229993753

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 head may indicate it is then in the locked configuration by producing a sound, such as a ???click.??? The locking heads disclosed herein are therefore quite user friendly.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com