Commission Regulation (EEC) No 2194/78 of 20 September 1978 re-establishing the levying of customs duties on angles, shapes and sections, of iron or steel, etc., falling within subheadings 73.11 A II, III, IV a) 2 and IV b), originating in Romania, to which the preferential tariff arrangements set out in Council Regulation (EEC) No 2705/77 apply