Council Regulation (EC) No 921/96 of 13 May 1996 amending Regulation (EC) No 2178/95 opening and providing for the administration of Community tariff quotas and ceilings for certain industrial and fishery products originating in Estonia, Latvia and Lithuania, and establishing the detailed provisions for adapting these quotas and ceilings, and Regulation (EC) No 1798/94 opening and providing for the administration of Community tariff quotas for certain agricultural products originating in Bulgaria, the Czech Republic, Hungary, Poland, Romania and Slovakia, and establishing the detailed provisions for adapting these quotas (1994 to 1997)