Viscosimeters; Yardsticks; Apparatus for testing gas, liquids and solids; Dispensers for counting and dispensing of coins, not for medical use; Ergometers not for medical purposes; Lasers for measuring; Measuring instrumentation and apparatus, namely, digitizers; Plastic testing machines; Scientific instrumentation for measuring weight, chemical levels in water[not for medical use]; Surface roughness testing machines and instruments; Surveying apparatus; Surveying instruments; Tension testers...