About: http://webisa.webdatacommons.org/390377741

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	From this viewpoint, the metallic material such as silver and aluminum is preferably used as the material of the wire grid.One of the fac
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com