About: http://webisa.webdatacommons.org/317142995

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	On top of the top section 320 is a layer 310 of high friction provided, typically a rubber-like material such as rubber, silicon or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com