About: http://webisa.webdatacommons.org/195025272

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	Preferably, rigid shell 34 is formed of a plastic material or a metal such as aluminum.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com