About: http://webisa.webdatacommons.org/100802992

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 preferred embodiment signaling devices are also advantageous in detecting obstacles or other obstructions to movement of structural components, as for example in motor driven hospital beds.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr