About: http://webisa.webdatacommons.org/50035036

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	Asymmetrical light integrating tunnels of this invention have input and/or output apertures with at least two included angles being other than right angles.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com