6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of metal, not included in other classes, cut or punched sheet metal parts; plates, panels and interlocking shaped parts of metal; ores
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; roasting and grilling apparatus
21
Household, kitchen utensils and containers; spits for roasting and grilling; multiple roasting spits; poultry roasters; combs and sponges; brushes (other than for painting); brush-making materials; articles for cleaning purposes; steel wool; unworked or semi-worked glass (except glass used in building); glassware, porcelain and earthenware not included in other classes as well as all other products included in class 21