KRISTAL Trademark

Signal conditioning units and indicating instruments, namely, charge amplifiers, discriminators, integrators, differentiators, summing units, charge calibrators, selectors, digital indicators, compensators; electrical and electronic elements, namely, filters, cables, cable connections, charge dividers, plugs, couplings; calibration condensers; peak meters; pressure transducers, force transducers, accelerometers, piezoelectric transducers, strain gage transducers, piezo-resistive transducers, and accessories therefor, namely, mounting adaptors, mounting nipples, seals; force transducers and accelerometers for one- and multi-component measurements, microphones for sound measurements; electronic calibrators; electronic engine performance testers and controls; electronic automation sensors and controls for machine tools and testers for transducers