About: http://webisa.webdatacommons.org/87168244

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	Since 1908 is known a blade-type working machine, employed particularly as a compressor, consisting of a rotor, eccentrically supported inside a stationary block and of a set of blades, slidable in grooves of the rotor.
http://www.w3.org/ns/prov#wasQuotedFrom	sumobrain.com