Common metals and their alloys; metal building materials; transportable buildings of metal; non-electric cables and wires; ironmongery; metal pipes; metal goods included in this class, all in relation to a gas flue system.;
11
NICE Classification
Ventilation equipment; ventilating installations; gas apparatus and pipes (regulating accessories for); lighting, heating, steam generating, refrigerating, drying-, ventilating, water supply apparatus and sanitary installations; chimney and boiler flues, all in relation to a gas flue system.;
19
NICE Classification
Building materials, not of metal; rigid pipes, not of metal for building; transportable buildings, not of metal; pipes (not of metal) for air supply and drainage; pipes (not of metal) for gas supply and drainage; pipes (not of metal) for the discharge of smoke from chimneys; non-metal ventilating ducts, all in relation to a gas flue system.;
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