About: http://webisa.webdatacommons.org/360184271

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	In the preferred embodiment, the spring is a helically wound compression spring having linear force characteristics over distance it is compressed during filling in this gun.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com