0000080255-04-000027 SC 13G/A 1 20040203 T. ROWE PRICE SMALL CAP VALUE FUND - CIK:0000834798 AMERON INTERNATIONAL CORP 0000790730 3270 770100596 DE 1130 SC 13G/A 34 005-37553 04563456 245 S LOS ROBLES AVE PASADENA CA 91101 6266834000 245 S LOS ROBLES AVE PASADENA CA 91101 AMERON INC/DE 19920703 PRICE T ROWE ASSOCIATES INC /MD/ 0000080255 6200 520556948 MD 1231 SC 13G/A 100 EAST PRATT ST BALTIMORE MD 21202 (410)345- P.O. BOX 89000 BALTIMORE MD 21289 SC 13G/A 1 amn.txt AMN AS OF DECEMBER 31, 2003