About: http://webisa.webdatacommons.org/226437554

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	Diaphragms or membranes produced in the above described manner are useful for the creation of several forms of devices.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com