About: http://webisa.webdatacommons.org/178220725

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 reference mirror 174 is moved by a drive mechanism (a reference-mirror drive mechanism 243 shown in FIG. 5) including a driver such as a motor.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com