About: http://webisa.webdatacommons.org/308612366

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 a preferred embodiment, the present invention further includes a novel electrical brush holder and loading device useful for all types of brushes and particularly designed to maintain constant brush force while the brush wears.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com