About: http://webisa.webdatacommons.org/213536877

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	Apparatus as set forth in claim 2 wherein said means for producing a further signal includes a potentiometer means driven by said fast servo system, and said further signal is a signal taken across said potentiometer means. 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca