About: http://webisa.webdatacommons.org/407272301

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	They may be of any diameter, cylindrical, conic, concave, convex or other form deemed necessary for the optimal goals of the invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com