About: http://webisa.webdatacommons.org/176947082

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	Another device seen in the prior art is a capsule of gel or liquid, including mercury, in the bow riser for the same purpose.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr