About: http://webisa.webdatacommons.org/39688980

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	Referring now to the drawing and in particular to FIG. 13, the aluminum article of the invention is shown to include an aluminum substrate 18 with an unsealed, porous anodic oxide layer 16 thereon.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es