Signal bells; audible sound alarms; sirens; beacon lights; tower lights in the nature of steady and flashing safety lights; rotating lights for signaling; emergency warning lights; Production timers and counters for displaying manufacturing production data on electronic LED displays and computer monitors; all of the aforementioned goods used to improve industrial production productivity and communication and not including lighting ballasts, fluorescent sign lighting ballasts, and neon electri...

Audible and visual signaling, and emergency communication appliances used to improve industrial production productivity, communication and safety, namely, signal bells, audible sound alarms, sirens, safety equipment in the nature of beacon lights, tower lights in the nature of steady or flashing safety lights, and on lights in the nature of rotating lights for signaling, emergency warning lights, radio pagers, timers, production counters, time clocks being time recording devices, and computer...