About: http://webisa.webdatacommons.org/248286859

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	At that time there were so many kinds of parts exhibited in many rooms, but there was no exhibition of this magnetron.
http://www.w3.org/ns/prov#wasQuotedFrom	ieeeghn.org