About: http://webisa.webdatacommons.org/116017030

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	tional View showing the sealing means in a position in the annular groove in the valve stem and in contact with the bearing member; and Figure 4 is a further enlarged cross section of the sealing means.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au