About: http://webisa.webdatacommons.org/454698680

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	FIG. 19 is an alternative embodiment similar to FIG. 18 showing pillars 93 in the threads and fin holes or rectangular holes 94 in the valleys 15.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com