About: http://webisa.webdatacommons.org/327744631

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	and other materials such as compression molded graphite, besides natural wood.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com