About: http://webisa.webdatacommons.org/267778621

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. 2 is a diagrammatic illustration of a double valve, or twin valve, sold by Ross Europa GmbH, D-6070 Langen, Germany.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com