About: http://webisa.webdatacommons.org/21592548

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 present invention relates generally to the art of spring motors useful for a variety of applications, including venetian blinds and window shades.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com