[ Vernier gauge, namely, calipers for measuring distance; Pressure gauges; Instruments for detecting and measuring two-dimensional distribution of force and pressure; Extension tester, namely, distance measuring apparatus; ] Electric Torque tester [ ; Force Gauges; Electronic testing equipment, namely, electric meters; Mechanical meter, namely, distance measuring apparatus; Quantity indicator, namely, instrument for measuring quantity of granular solids; Tension stress tester ]

Measuring instruments for detecting and measuring distributions of stresses and stains, namely vernier gauges, pressure gauges; extension testers for tensile, compressive and/or torsion strains; tension stress testers, strain gauges, force gauges, force gauges, stress gauges; electronic stress gauges; electronic strain gauges for tensile, compressive and/or torsion strains; mechanical liquid meters, mechanical gas meters, flow meters, electronic torque indicators and meters