21 ELECTRIC MOTOR AND FAN MOTOR CONTROLS-NAMELY, MAGNETIC STARTERS, CONTROL SWITCHES, REVERSING SWITCHES, AND MULTIPLE SPEED SWITCHES; ELECTRIC CONTROL SWITCHES; ELECTRIC TRANSFORMERS; ELECTRIC POWER PLANTS AND GENERATORS; RHEOSTATS AND FOOT SWITCHES; ELECTRIC CORD SETS INCLUDING CORDS, EXTENSION CORDS AND MULTIPLE CONDUCTOR CORDS; SOLDERING GUNS AND KITS; BATTERY CHARGERS; AND ARC WELDERS