About: http://webisa.webdatacommons.org/198671483

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. 5a is a simplified vertical section of a third embodiment of the valve, shown open, having a manually actuated shut-off and opening provision as in FIGS. 3 and 4, with a by-pass means remotely activated by a solenoid,
http://www.w3.org/ns/prov#wasQuotedFrom	google.com