About: http://webisa.webdatacommons.org/329992211

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 alternate embodiments, the main housing and/or the access cover may include sensors or other devices operative to indicate the presence or absence of the cover 270.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com