Barometers; Scales; Tachometers; Air analysis apparatus; Electric wires and cables; Electronic apparatus for testing compression, strength, hardness and tensile characteristics of industrial materials; Electronic apparatus for testing the curing and drying of elastomeric materials; Ergometers not for medical purposes; Height measuring instruments; Leak detectors for refrigerant gases; Measuring rulers; Oil pressure gauges; Pressure gauges; Pressure sensors; Rechargeable batteries; Refrigerant meters; Resistance measuring instruments; Scintillation counters; Temperature sensors; Vacuum gauges; Weighing machines