About: http://webisa.webdatacommons.org/259548924

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	FIG. 7 is a schematic block diagram of an optical bathroom sensor employed in the monitoring and signalling system in accordance with the invention for monitoring the entry and exit of an individual from a room such as a bathroom;
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com