About: http://webisa.webdatacommons.org/185465812

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	It is also an object of this invention to design a bridge structure completely out of metal and other flexible materials which can yield and then return to their original position without cracking or becoming permanently deformed.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com