About: http://webisa.webdatacommons.org/414988071

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	Waveguide coupling element 38 is preferably formed from a single block of electrically conductive material, for example aluminum, and essentially forms a cover for covering the opening 34.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com