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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
aircraft instruments and components thereof, including lift detector, lift transducer, lift computer, lift computer adjustment unit, speed control indicator/lift computer, lift coupler, lift signal comparator, lift signal analyzer, lift system test indicator, lift computer adjustment unit analyzer, lift transducer test gauge, lift transducer test weight, signal summing unit, signal summing and relay unit, signal summing and relay unit adjustment head, adapter unit, signal comparator, flap potentiometer, flap position potentiometer, flap transmitter, flap position transmitter, flap condition transmitter, flap condition potentiometer, instrument vibrator, instrument panel vibrator, control vibrator, control shaker, coaxial control shaker, rudder pedal shaker, control shaker striker assembly, instrument panel adapter, pre-stall warning unit, gear pre-stall warning unit, automatic power controller, servo amplifier, ground plane accelerometer, thrust transducer, anti-icing heater, lift signal calibrator, indicators, gyroscope, magnetic amplifier, transformer, reactor, choke, inductor, resistor, potentiometer, solid state diode, transistor, rectifiers, capacitor, relays (power, sensitive, polar, nonpolar, and time delay), switch, chopper, anti-icing electric heater, electric lights, electric motor, servo motor, counter, servo amplifier, servo disconnect, vibration isolator, connector, absolute pressure transducer, differential pressure transducer, light filter, insulator, socket, cable, wire, chassis, terminal board