78/790/EEC: Commission Decision of 13 September 1978 authorizing the Kingdom of Belgium, the Grand Duchy of Luxembourg and the Kingdom of the Netherlands not to apply Community treatment to unbleached fabrics of synthetic rayon staple fibres, falling within subheading 56.07 ex B of the Common Customs Tariff (NIMEXE code 56.07-42), originating in Romania and in free circulation in the other Member States.