About: http://webisa.webdatacommons.org/319664824

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	s, including a square and octagon. [0103] Lighting device 1104 finds particularly advantageous use as a means for holding a cavity open during a surgical procedure.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com