About: http://webisa.webdatacommons.org/155801271

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	The inner support 240 desirably is made of a polymeric material, such as polyester, although materials, including metals and other polymeric materials can be used.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com