About: http://webisa.webdatacommons.org/171808050

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 inner radius of valve seat (210) is a size to engage cooperatively a ball or other appropriate shape placed on a guide wire or core wire in a manner known in the prior art.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au