0000929624-99-000334 SC 14D9/A 1 19990223 AG ASSOCIATES INC 0000942124 3559 942776181 CA 0930 SC 14D9/A 34 005-49869 99548074 4425 FORTRAN DRIVE SAN JOSE CA 95134-2300 4087451790 4425 FORTRAN DRIVE SAN JOSE CA 95134-2300 AG ASSOCIATES INC 0000942124 3559 942776181 CA 0930 SC 14D9/A 4425 FORTRAN DRIVE SAN JOSE CA 95134-2300 4087451790 4425 FORTRAN DRIVE SAN JOSE CA 95134-2300 SC 14D9/A 1 000092962499000334-001-seq1-sc-14d9-a.txt SCHEDULE 14D-9, AMENDMENT #1