About: http://webisa.webdatacommons.org/36187889

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	In an apparatus of the character described, the combination of a pair of bellows for supplying oxygen-containing gas to and withdrawing waste or other products from
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk