About: http://webisa.webdatacommons.org/442997635

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	key may be made of a plastic material or some other suitable material, for example aluminum or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com