About: http://webisa.webdatacommons.org/367120934

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. 2A and 2B are a schematic circuit diagram of a preferred embodiment of the teaching machine of the present invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es