Steel alloys in the form of tubes; metal alloys in powder form; steel alloys for use in furnaces; steel alloys for use in electrical heating elements.

Electrical resistance material, and products and articles thereof, including in the form of wire, strip, ribbon, bar, tube, and powder.

Sintered bodies of electrically conductive materials, particularly heating elements for heating, cooking or refrigeration; heating and drying installations and apparatus and parts thereof electrically heated by resistance elements; electrical kitchen ranges, installations and apparatus for the destruction of gaseous impurities; electrical furnaces and refractory supports and bricks for insulation of resistance heating elements

Heat resistant alloys of common metals, particularly in the form of ribbons and wires

Electrical resistance materials, particularly in the form of wires, ribbons and tubes, thermoelements, bimetals, foil elements; electrical and electronic measuring apparatus and instruments, electrical ignition devices (being goods of Class 9) electrical ignition devices (being goods of Class 9), and checking devices for gas and oil burners

Machines for manufacturing metal-sheathed tubular elements