About: http://webisa.webdatacommons.org/170998723

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 projections and depressions can be formed by any known method such as machining, etching or bonding of projections to a flat surface of the article 11.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es