Regulation (EEC) No 685/74 of the Commission of 27 March 1974 re-establishing the levying of customs duties on women's, girls' and infants' undergarments, other than of cotton falling within heading No ex 61.04, originating in South Korea, to which the preferential tariff arrangements set out in Council Regulation (EEC) No 3505/73 of 18 December 1973 apply