About: http://webisa.webdatacommons.org/80372889

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	If the event is a listener echo event, block 256 labels it as such in the operation of the circuit of FIG. 13 returns to the input of block 242.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com