Court of Justice 20 September 1979, 16 to 20/79 (Criminal proceedings against Joseph Danis and others.)

OPINION OF MR ADVOCATE GENERAL MAYRAS DELIVERED ON 20 SEPTEMBER 1979 ( 1 ) Mr President, Members of the Court, I — The five cases which gave rise to the present references to the Court for a preliminary ruling relate to criminal proceedings initiated by the Belgian Openbaar Ministerie [Public Prosecutor's Office] against certain manufacturers of compound feeding-stuffs, all established in West