About: http://webisa.webdatacommons.org/103223028

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	Similarly, the material which these tanks, conduits, pumps and other equipment contemplated by the present invention also is known in the art.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es