About: http://webisa.webdatacommons.org/355893494

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	etermined withdrawal of said outer tube member releases said lever means to protrude outwardly such as to actuate said rod and thereby open said valve relative to said valve seat. 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com