About: http://webisa.webdatacommons.org/86928588

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 to the drawings, and particularly to the system schematic of the invention shown in FIG. 1, a demand oxygen regulator 10 is powered by a pressurized O2 source 11 through an inlet port 12.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com