About: http://webisa.webdatacommons.org/444759832

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	However, the arch 14 may alternatively be formed from another plastic or another material, such as sheet metal, without departing from the principles of the invention.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com