About: http://webisa.webdatacommons.org/126259872

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	FIG. 1 is a longitudinal section through a typical valve constructed in accord with this invention showing the gate in fully closed position and omitting therefrom any illustration of a gate actuator;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com