About: http://webisa.webdatacommons.org/421962010

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	In the interest of simplifying the explanation of the principles of the invention, however, in some instances mechanical equivalents of certain adjunct electrical means, such as switches, are shown or referred 'to herein.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com