Commission Regulation (EC) No 2139/98 of 6 October 1998 supplementing the Annex to Regulation (EC) No 2400/96 on the entry of certain names in the 'Register of protective designations of origin and protected geographical indications" provided for in Council Regulation (EEC) No 2081/92 under protection of geographical indications and designations of origin for agricultural products and foodstuffs