About: http://webisa.webdatacommons.org/301710830

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	Each of these transducers is of conventional design, similar to transducers 11, 12, and they each include a fluid chamber and a movable member 71a-74a, such as a piston or diaphragm, for varying the volume of the chamber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com