About: http://webisa.webdatacommons.org/438248155

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	An electrically conductive ground plane 13 which is fabricated of a good conducting metal, such as copper or silver, for example, is mounted on the bottom surface 12 of the substrate and covers that entire surface.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com