++++ COMMON CUSTOMS TARIFF - EXEMPTION FROM IMPORT DUTIES - SCIENTIFIC INSTRUMENTS AND APPARATUS - EQUIVALENCE OF IMPORTED APPARATUS AND OTHER APPARATUS MANUFACTURED IN THE COMMUNITY - ASSESSMENT - PERFORMANCE OF COMMUNITY APPARATUS GREATLY SUPERIOR TO THAT NECESSARY FOR THE RESEARCH PROJECT - NOT RELEVANT ( REGULATION NO 1798/75 OF THE COUNCIL, ART . 3 ( 3 ), AS AMENDED BY REGULATION NO 1027/79; COMMISSION REGULATION NO 2784/79, ART . 5 ( 2 ) )