About: http://webisa.webdatacommons.org/251975778

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	The coupling mechanisms 541 a-c may include a locking member such as a screw, cam or clamp mechanism to clamp or lockably engage rods 518 h, l, and p as described in use herein.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com