Regulation (EEC) No 384/73 of the Commission of 12 February 1973 on the restoration of Common Customs Tariff duties on men' s and boys' undergarments, including collars, shirt fronts and cuffs, other than of cotton, of heading ex 61.03, originating in developing countries covered by the preferential tariff arrangements set out in Council Regulation (EEC) No 2764/72 of 19 December 1972