9
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.
heating device monitors, namely electronic monitors for monitoring flame strength of heating unit, welded motor relay contacts, and improper voltage to the heating unit; and alarms and structural parts therefor for detecting a locked-out operating condition of the heating unit, namely lack of and insufficient flame strength upon start-up of heating unit, welded motor relay contacts, and improper voltage to the heating unit; electronic control unit for the primary start-up, turn-off, operational sequencing and safety of heating unit operation
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
oil and gas burners, and component parts, namely igniters and controls for the primary start-up, turn-off, operation sequencing and safety of burner [ operational ] * operation * , all sold as a unit