About: http://webisa.webdatacommons.org/344704400

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	ention, used is a foil made of metal such as copper, nickel, iron, titanium, or cobalt, or alloy of at least one of these metals.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com