About: http://webisa.webdatacommons.org/288140974

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 shell 16 and cover 19 may be made of any suitable rigid material, such as aluminum, plastic, or thermoplastic.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com