ELECTRIC AND NON-ELECTRIC KITCHEN APPLIANCES AND EQUIPMENT, NAMELY, COMMERCIAL AND DOMESTIC KITCHEN COUNTERTOP WORK SURFACES CONSISTING OF SINGLE OR MULTIPLE INDUCTION HEATING ELEMENTS, AND OVENS WITH A COOK SURFACE CONSISTING OF SINGLE OR MULTIPLE INDUCTION HEATING ELEMENTS FOR INDUCTION COOKING AND INTEGRAL PARTS THEREFOR; INDUCTION HEATERS DESIGNED AS FOOD WARMERS