Lighting apparatus, lamps, luminaires, for indoor and outdoor use, in particular lighting apparatus, lamps, luminaires for the garden; apparatus for heat-generating installations, light-generating installations and steam generating installations, including solid-fuel stoves, liquid-fuel stoves, gas stoves, electrical furnaces and cooking stoves; air conditioning fans; apparatus for ventilating; refrigerating cabinets; deep freezing apparatus; electric and gas-powered cooking, drying and boili...