About: http://webisa.webdatacommons.org/18635079

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	Referring now in detail to the drawings, and more particularly to Fig. 1, the reference numeral denotes a heat exchange system embodying the present invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com