About: http://webisa.webdatacommons.org/374443760

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	formed of a soft material such as rubber to preclude the possibility of scratching the discs 16 when they are supported by the base 98.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com