Backpacks especially adapted for holding laptops and notebook computers; LED vehicle traffic signals; Safety helmets; Traffic-light apparatus; Digital signal processors; Digital voice signal processors; Electrical signal attenuators; Emergency LED signalling flares; Flashing safety lights; Helmet safety lights; Monitor signal amplifiers; Reflectors for traffic signals; Rotating lights; Traffic control equipment, namely, actuated and pretimed traffic signal controllers; Transmitters of electronic signals; Vehicle safety equipment, namely, back-up sensors and cameras; Wheeled backpacks especially adapted for holding laptops
Electrical and Scientific Apparatus