About: http://webisa.webdatacommons.org/42356815

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. 3 shows a preferred embodiment of the present invention including means for applying a null average voltage to the measuring probe,
http://www.w3.org/ns/prov#wasQuotedFrom	google.com