About: http://webisa.webdatacommons.org/271613080

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	luid chamber to reduce its volume, and other pumping schemes known to the art.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com