About: http://webisa.webdatacommons.org/413389513

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	fasteners, such as machine screws, rivets, nuts and bolts, toggles, pins and the like such as shown in FIG. 4 which illustrates use of bolts, nuts, washers and similar articles as assembly devices.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com