0000928598-01-500107 SC 13G/A 2 20010411 ACMAT CORP 0000002062 6351 060682460 CT 1231 SC 13G/A 34 005-13959 1600372 233 MAIN ST P O BOX 2350 NEW BRITAIN CT 06050-2350 2032299000 233 MAIN STREET P O BOX 2350 NEW BRITAIN CT 06050-2350 EQSF ADVISERS INC ET AL 0000928598 133354359 NY 1231 SC 13G/A 767 THIRD AVENUE NEW YORK NY 10017-2023 212-888-6685 767 THIRD AVENUE NEW YORK NY 10017-2023 SC 13G/A 1 acmat13g.txt FORM 13G/A EX-1 2 acmatjointfile.txt JOINT FILING AGREEMENT