Commission Regulation (EEC) No 998/79 of 21 May 1979 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 and originating in Singapore, to which the preferential tariff arrangements set out in Council Regulation (EEC) No 3156/78 apply.