About: http://webisa.webdatacommons.org/17257521

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. 1 is a vertical section of an optical portion coupled in circuit with a schematic block diagram of an electric circuit of a preferred embodiment of this invention,
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr