About: http://webisa.webdatacommons.org/101041155

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	The material used to form the frame portion 20 may be a resin, light metal, plastic or other similar material.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com