| http://www.w3.org/ns/prov#value | - 6/334971International Classification: A63B 7106U.S. Classification: 272111Abstract: An apparatus for quantitatively measuring a person's physical fitness, agility and reaction time by measurement of the ability to maintain and regain balance including a balance beam on which the test subject stands, a counter for counting the number of times balance is lost during a test cycle and a timer for timi
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