About: http://webisa.webdatacommons.org/147904131

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	The invention disclosed here describes apparatus that meets the above requirements and is advantageous in that it is simple and inexpensive to construct and is an extension of a well-developed technology.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com