About: http://webisa.webdatacommons.org/391866375

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	Brush array 98 may include two or more cylindrical brushes arranged parallel to one another and rotating in opposite directions at a suitable speed such as 45 rpm.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com