About: http://webisa.webdatacommons.org/90395407

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	Crane U.S. Pat. No. 5,108,262 discloses utilization of a highly viscoelastic matrix material such asurethane, polyurethane, nitrile rubber, or other such material having a high vibration damping loss factor.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com