About: http://webisa.webdatacommons.org/152201475

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	It should be noted that either the wedged ramp 137 of the first linked plate 13 or the wedged ramp of the lower face 122 of the sealing gasket 12 is made of an elastomeric material, such as silicone.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com