Temperature indicators; Temperature meters not for medical use; Temperature sensors; Temperature switches; Electronic data recorders; Temperature transmitters; Temperature switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems; Electronic data loggers; Temperature controllers for for monitoring, controlling, and switching hydraulic or pneumatic systems; Resistance measuring instruments; Electronic components in the nature of tubing, multicouples, adaptors, connection heads, connectors, fittings, reducers, wires, extension wires and bolts for use with resistance measuring instruments; Graduation checkers; Industrial calibration sensors; Calibration devices for calibrating pyrometers and thermocouples; Thermocouples; Electronic components in the nature of tubing, adaptors, connectors, fittings, multicouples, connection heads, fittings, reducers, wires, extension wires and bolts for use with thermocouples; Electronic components in the nature of thermocouple connection panels and switching units for use with thermocouples; Pyrometers; Measuring hoses for measuring temperature, pressure, quantity and concentration of fluids in hydraulic or pneumatic systems; Electric wires and cables; Downloadable computer software for instrument calibration and data acquisition in the fields of pneumatic and hydraulic systems; Computer hardware with preinstalled software for instrument calibration and data acquisition in the fields of pneumatic and hydraulic systems; Wafers for integrated circuits; Structured semi-conductor wafers; Pressure sensors