About: http://webisa.webdatacommons.org/225333057

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 base A may be secured to a supporting surface 7, see FIG. 2, such as the top of a bench or work table.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com