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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking (inspecting), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, apparatus for sound or image recording, transmission, reproduction; magnetic recording media, sound recording disks; automatic and mechanical vending machines for prepaid apparatus; cash registers, calculating machines, data processing equipment and computers; all the aforesaid goods only in relation to the following fields, electricity and energy.

Construction; repair of electric apparatus; electrical repair services; repair of electric and electronic components; installation services for electrical apparatus; installation services for solar energy systems; installation services for thermo-solar installations; electrical installation services; installation services for electric and electronic components.