About: http://webisa.webdatacommons.org/384550785

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	A tool such as a coin in this preferred embodiment is inserted into the screw slot (172), and by turning the coin, the plug (17) pushes the positioning rings (142) and separates them from the combination rings (141).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com