About: http://webisa.webdatacommons.org/8268184

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 liner 5b is formed out of such a material and in such a shape as to have higher strength than the upper and lower casings 5a and 5c.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com