About: http://webisa.webdatacommons.org/361175968

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	Although illustrated as a pin, a variety of devices such as clamps, pins or stops may be used to locate and retain the perimeter portion of the diaphragm 3425 during tensioning.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk