EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Willem P. Roelandts and Gordon M. Steel, jointly and severally, his attorneys-in-fact, each with the power of substitution, for him in any and all capacities, to sign any amendments to this Report on Form 10-K, and to file the same, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that each of said attorneys-in-fact, or his substitute or substitutes, may do or cause to be done by virtue hereof. Pursuant to the requirements of the Securities Exchange Act of 1934 this Report on Form 10-K has been signed below by the following persons on behalf of the Registrant in the capacities and on the dates indicated. Signature Title Date - --------- ----- ------------- /s/ Bernard V. Vonderschmitt Chairman of the Board June 16, 1998 - ---------------------------- (Bernard V. Vonderschmitt) /s/ Willem P. Roelandts Chief Executive Officer, President (Principal) June 16, 1998 - ------------------------ Executive Officer) and Director (Willem P. Roelandts) /s/ Gordon M. Steel Senior Vice President, Finance and Chief June 16, 1998 - ---------------------- Financial Officer (Principal Accounting and (Gordon M. Steel) Financial Officer) /s/ Philip T. Gianos Director June 16, 1998 - ---------------------- (Philip T. Gianos) /s/ John L. Doyle Director June 16, 1998 - ------------------ (John L. Doyle) /s/ William G. Howard, Jr. Director June 16, 1998 - -------------------------- (William G. Howard, Jr.)