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.
attendance recorders in the nature of recorders for automatically printing registrations of employees' attendance times on attendance cards, job cost recorders in the nature of recorders for automatically printing recorders for automatically printing records of start and stop times for individual jobs on job cards, time stamps in the nature of stamps for automatically printing on materials the date of order, shipment and/or receipt and the recipient, audible signaling instruments; fire alarm systems-namely, heat and smoke sensors, detection circuits and annunciators; [ and door security systems-namely, door and motion sensors, detection circuits and annunciators, and intrusion instruments,] program machines for automatic control of signaling apparatus or other electromechanical functions on a predetermined schedule; transmitters-namely, high frequency carrier signal generating apparatus for use with 60 cycle electrical distribution circuits, control equipment-namely, electronic relays, synchronous-wired relays and electronic coded relays, [ and monitor and control systems-namely, printed circuit relays, automatic readback instruments, latch and monetary type relays, solid state printers, and alarm panels ]