About: http://webisa.webdatacommons.org/421219723

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	In the preferred embodiment, the indicator 44 is a lamp, such as a light emitting diode (LED), although other types of visual or audible indicators may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es