About: http://webisa.webdatacommons.org/41194789

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	FIG. 5B is a schematic diagram illustrating another conventional output device having an opto-coupler;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com