About: http://webisa.webdatacommons.org/287581564

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	The invention is applicable to many types of mechanical and electromechanical devices including centrifugal and positive displacement pumps, compressors, and to various types of engines and motors.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es