About: http://webisa.webdatacommons.org/31176455

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	Magnetic read/write heads are extensively used in computers and other applications in which data is written onto and read from a magnetic medium such as a magnetic tape or disk.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr