About: http://webisa.webdatacommons.org/407387141

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	The plate may comprise, for example a rigid polymer or metal sheet and the holes mechanically drilled or photo-lithographically formed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk