About: http://webisa.webdatacommons.org/425616086

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 is possible to produce the spacer member 4 and the backside plate 5 from various materials such as metal, wood, resin, fiber-reinforced resin, ceramic and a mixed material of these materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca