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ELECTRIC POWER CONTROLS AND SEMICONDUCTOR COMPONENTS FOR CONSUMER INDUSTRIAL AND COMMERCIAL APPLICATIONS IN WHICH A.C. OR D.C. POWER IS SWITCHED AND CONTROLLED, INCLUDING POWER CONTROLS FOR HOUSEHOLD APPLIANCES, FOR LIGHTING, HEATING, VENTILATING AND AIR CONDITIONING EQUIPMENT, FOR POWER HAND TOOLS AND FOR BUSINESS MACHINES AND TRANSIENT SURGE PROTECTORS FOR TELECOMMUNICATIONS EQUIPMENT, FOR HOUSEHOLD APPLIANCES AND FOR BUSINESS MACHINES