About: http://webisa.webdatacommons.org/322571277

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 status indicator system as recited in claim 1, wherein the indicator is a light emitting diode (LED) and an audible alarm that periodically produces sound when the door is open.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com