About: http://webisa.webdatacommons.org/29563443

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	An object of the present invention is to provide such a sensing device that will continuously sense for and locate both wooden and metal wall studs hidden behind wall and other structural surfaces made of such materials as plaster board.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com