About: http://webisa.webdatacommons.org/431678291

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	Cover housing 303 is preferably composed of an optically transparent material, such as glass or plastic.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com