About: http://webisa.webdatacommons.org/189571658

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	FIG. 19 is a graph showing a reproduce sound pressure frequency characteristic in the examples according to the invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca