Exhibit (b)(4) FIRST AMENDMENT (this "Amendment"), dated as of November 20, 1998, to the 364-Day Competitive Advance and Revolving Credit Facility Agreement dated as of March 6, 1998 (the "Credit Agreement"), among EG&G, INC., a Massachusetts...First Amendment • December 3rd, 1998 • Eg&g Inc • Services-engineering services • New York
Exhibit (b)(5) FOURTH AMENDMENT (this "Amendment"), dated as of November 20, 1998, to the 5-Year Competitive Advance and Revolving Credit Facility Agreement dated as of March 21, 1994 (as amended from time to time, the "Credit Agreement"), among EG&G,...Fourth Amendment • December 3rd, 1998 • Eg&g Inc • Services-engineering services • New York
Exhibit (b)(6) COMPETITIVE ADVANCE AND REVOLVING CREDIT FACILITY AGREEMENT Dated as of November 23, 1998Credit Facility Agreement • December 3rd, 1998 • Eg&g Inc • Services-engineering services • New York
