About: http://webisa.webdatacommons.org/444445643

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	These and other types of mechanisms can be operatively connected to the propellers, such as wheels, of various types of vehicles.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com