[ Automatic switchboards; Automatic valves; ] Computer peripheral devices; Computers; [ Data processing equipment, namely, couplers; Educational apparatus, namely, blocks used as teaching aids for the visualization of math concepts; ] Electric connections and connectors; Electric installations for the remote control of industrial operations; [ Electric relays; ] Electric sensors; [ Measuring apparatus, namely, clamp meters for measuring electricity; Surveying machines and instruments; ] Telec...