About: http://webisa.webdatacommons.org/61340782

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	The combination according to claim 14, wherein each of said one-way valves is a dome-shaped one-way valve having a cylindrical cavity, a slit through a vertex of each of said domes and a rim.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com