photoreturning light; Fluorescent tubes; Air conditioning installations; hot air bath fittings; Ionization apparatus for the treatment of air or water; Radiators (heating); Drip irrigation emitters (irrigation fittings); Water intake apparatus; Expansion tanks for central heating installations; Whirlpool-jet apparatus

Laptop computers; Readers (data processing equipment); Scanners (data processing equipment); Punched card machines for offices; Blueprint apparatus; Anti-interference devices (electricity); Enlarging apparatus (photography); Frames for photographic transparencies; Cinematographic cameras; Light dimmers (regulators), electric