About: http://webisa.webdatacommons.org/82896091

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	A metal tube 104 which is a ground potential surrounds the bottom RF shaft 68 and is held in place via tube clamp 106 made from insulating material such as Delrin.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr