THIRD AMENDMENT TO AMENDED AND RESTATED LOAN AGREEMENT DATED JUNE 28, 2002 AMONG DYNAMICS RESEARCH CORPORATION, DRC METRIGRAPHICS, INC., DRC SOFTWARE, INC.,DRC TELECOM, INC., DYNAMICS RESEARCH INVESTMENT CORPORATION, DRC INTERNATIONAL CORPORATION,...Loan Agreement • March 15th, 2004 • Dynamics Research Corp • Services-computer integrated systems design • Massachusetts
