About: http://webisa.webdatacommons.org/116701474

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 check valves 160 could be incorporated in an embodiment already described hereinabove, for example by including the check valve as a parallel flow path together with orifices 60' through the respective members 122 (FIG. 4).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com