About: http://webisa.webdatacommons.org/12188472

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	In accordance with an aspect of the present invention, extrusion head 130B-1 is produced using materials that do not introduce unwanted impurities, particularly impurities that would induce carrier recombination.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com