Regulation (EEC) No 556/75 of the Commission of 4 March 1975 re-establishing the levying of customs duties on image projectors (other than cinematographic projectors); photographic (except cinematographic) enlargers and reducers, falling within heading No 90.09, originating in developing countries, to which the preferential tariff arrangements set out in Council Regulation (EEC) No 3054/74 of 2 December 1974 apply