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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.
radio frequency and microwave components, namely, isolators and circulators; electro-mechanical switches; electronic circuit components, namely, switch matrices; fixed attenuators; power combiners in the nature of apparati for combining multiple input signals into a single output signal; power dividers in the nature of apparati for dividing an input signal into multiple outputs; universal interface panels for base station applications in the nature of transmitter and receiver connectors; radio frequency distribution systems in the nature of radio base station cabinets configured to receive modular combiners and modulators; transmitter combiners in the nature of base station power combiners for use in wireless communications; receiver multi-couplers in the nature of couplers for multiple receivers; waveguide assemblies and electronic components in the nature of circulators, filters, adaptors, polarizers, windows, couplers, and sensors; active devices namely, dielectric resonator oscillator, voltage controlled oscillators, solid-state switches, low noise amplifiers, signal detectors and comb generators in the nature of signal generators