About: http://webisa.webdatacommons.org/17542016

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	Specialized systems are frequently used for specific applications or hazards, such as for aircraft, military vehicles, emergency generators, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com