EXHIBIT 24 POWER OF ATTORNEY REGISTRATION STATEMENT ALLEGHENY TELEDYNE INCORPORATED EXECUTIVE DEFERRED COMPENSATION PLAN KNOW ALL MEN BY THESE PRESENTS, that each of the undersigned directors and/or officers of Allegheny Teledyne Incorporated constitutes and appoints each of James L. Murdy and Jon D. Walton, severally, his or her true and lawful attorney-in-fact and agent, with full power of substitution and re-substitution in each, for him or her and in his or her name, place and stead, in any and all capacities, to sign the Registration Statement on Form S-8, and any amendment or amendments thereto, relating to the registration of deferred compensation obligations under the Allegheny Teledyne Incorporated Executive Deferred Compensation Plan, and to file the same with all exhibits thereto, and other documentation in connection therewith, with the Securities and Exchange Commission, granting unto each said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done with respect to such registration, as fully to all intent and purposes as he or she might or could do in person, hereby ratifying and confirming all that each said attorney-in-fact and agent, and each of his substitute or substitutes, may lawfully do or cause to be done by virtue hereof. WITNESS the due execution hereof as this July 9, 1998. Signature Capacity /s/ Richard P. Simmons ___________________________ Chairman, President and Chief Executive Richard P. Simmons Officer and a Director /s/ James L. Murdy ___________________________ Executive Vice President, Finance and James L. Murdy Administration and Chief Financial Officer /s/ Dale G. Reid ___________________________ Vice President - Controller and Chief Dale G. Reid Accounting Officer /s/ Robert P. Bozzone ___________________________ Director Robert P. Bozzone /s/ Arthur H. Aronson ___________________________ Director Arthur H. Aronson /s/ Paul S. Brentlinger ___________________________ Director Paul S. Brentlinger /s/ Frank V. Cahouet ___________________________ Director Frank V. Cahouet /s/ Diane C. Creel ___________________________ Director Diane C. Creel /s/ C. Fred Fetterolf ___________________________ Director C. Fred Fetterolf /s/ Ray J. Groves ___________________________ Director Ray J. Groves /s/ W. Craig McClelland ___________________________ Director W. Craig McClelland /s/ Robert Mehrabian ___________________________ Director Robert Mehrabian /s/ William G. Ouchi ___________________________ Director William G. Ouchi /s/ Charles J. Queenan, Jr. ___________________________ Director Charles J. Queenan, Jr. /s/ George A. Roberts ___________________________ Director George A. Roberts /s/ James E. Rohr ___________________________ Director James E. Rohr 2