About: http://webisa.webdatacommons.org/239463213

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	An illumination system as in claim 1, wherein said bottom reflecting surface is a planar surface.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr