About: http://webisa.webdatacommons.org/427035564

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	2] In an earlier version of the Codman Shurtleff system, the locking mechanism was a lever pivotable about a shaft passing entirely through the plate and then flared so as to retain the shaft within the plate.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com