About: http://webisa.webdatacommons.org/18359075

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	etching is a manufacturing step and is not intended to improve the adherence
http://www.w3.org/ns/prov#wasQuotedFrom	uspto.gov