About: http://webisa.webdatacommons.org/125604610

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	Source 103 may comprise an electron gun including a heater, a cathode (thermionic or other type), a control grid (or diode gun), a focus electrode, an anode, and other elements.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es