About: http://webisa.webdatacommons.org/436521867

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	BACKGROUND OF THE INVENTIONThe present invention relates to a system for preventing frost from accumulating on a vehicle window such as a windshield.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com