About: http://webisa.webdatacommons.org/426362395

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 only difference is that the shapes of the back-up rings 30a-30f, 40a-40f have been modified for use with different types of sealing elements 20a-20f, as described in detail below.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com