360-degree camcorders; Telescopes; Thermostats; Baby monitors; Barcode scanners; Cash registers; CD players; Electric accumulators; Electric bark control dog collars featuring static electricity; Electric car charging piles; Electrical receptacles; Electronic collars to train animals; Electronic locks; Fuses; Gun scopes; Holographic projection apparatus; Infrared detection apparatus; Kilometer recorders for vehicles; Life preservers; Microphones; Neon signs; Power switches; Punched card offic...