About: http://webisa.webdatacommons.org/138570902

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 location as to the relays may be altered, e.g. the relays may be located within the volume sensing detectors to form a part thereof as illustrated by the block D.C. relay in FIG. 5a.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com