EXHIBIT 10.20 February 23, 1998 Chase Bank of Texas, National Association 700 Lavaca Austin, Texas 78789 Attn: Donna Tanner Day Re: GUARANTY Dear Sirs: We understand that Chase Bank of Texas, National Association (formerly known as Texas Commerce Bank...DTM Corp /Tx/ • March 31st, 1998 • Special industry machinery, nec • Texas
EXHIBIT 10.19 SECOND AMENDMENT TO CREDIT AGREEMENT AND NOTE THIS SECOND AMENDMENT TO CREDIT AGREEMENT AND NOTE (this "AMENDMENT") dated effective as of January 28, 1998 (the "EFFECTIVE DATE"), is by and between DTM CORPORATION ("BORROWER") and CHASE...Credit Agreement and Note • March 31st, 1998 • DTM Corp /Tx/ • Special industry machinery, nec • Texas
