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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.
medical laboratory equipment-namely, electrophoretic and immunoelectrophoretic hardware-namely, a temperature controlled electrophoretic cell and an electric power supply lead and cooling cartridges therefor, a template for cutting immuno pattern, a vacuum operated instrument to cut antisera trenches, an incubation chamber, a film support, a dryer, hangers for processing agarose sheets, a dark film illumination viewer, cameras, processing tanks, vacuum operated instruments to cut serum wells, inoculation instruments, and teaching and instruction slides