About: http://webisa.webdatacommons.org/246397661

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	The brush of the present invention advantageously requires few moving parts, and the types of parts used are simple and inexpensive.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com