About: http://webisa.webdatacommons.org/65463891

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 reflectometer 30??? further includes an opening 46 for a speaker (not shown) that may produce sounds such as alarm sounds and data entry confirmation sounds.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com