About: http://webisa.webdatacommons.org/48879800

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	Often, several straps, hooks, snaps, clamps and other fasteners are used to securely fasten the roof rack to the vehicle, which may take considerable time to set up and may be difficult for an individual to perform alone.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com