About: http://webisa.webdatacommons.org/273909770

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	Briefly, the invention comprises an inexpensive impact gauge for determining the cumulative impact energy along a single axis, with the gauge including a housing having an elongated chamber for a ball to move therein.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es