About: http://webisa.webdatacommons.org/313143844

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 also includes a means for supporting the document support member 20 on a horizontal surface such as a desk so that the upper end 21 is raised above the lower end 22.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com