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7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
electric coffee and spice mills, electric food processors, electric food choppers
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
domestic electric food heating and cooking appliances; namely, coffee makers, urns, [ popcorn poppers, ] warming and serving pitchers, griddles, and water filtration units and air filtration units, automatic bread makers
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21
Household or kitchen utensils and containers; combs and sponges; brushes (except paint brushes); brush-making materials; articles for cleaning purposes; steelwool; unworked or semi-worked glass (except glass used in building); glassware, porcelain and earthenware not included in other classes.
non-electric cooking utensils, namely metal cooking pans, metal baking pans, coffee makers, tea kettles, party and snack bowls, griddles, egg poachers, pie plates, food racks, namely for use in roasting meats or other juicy foods and allowing liquids to drain away from the food so roasted, sauce pans, pots, dutch ovens, metal gourmet pans, woks, and steamer insets, fry pans, grills