1 EXHIBIT 4.5 REGISTRATION RIGHTS AGREEMENT This Registration Rights Agreement (this "Agreement") is dated as of December 15, 1998, among SDI ACQUISITION CORP., a Delaware corporation, as issuer ("SDI Acquisition"), and BT ALEX. BROWN INCORPORATED and...Registration Rights Agreement • April 8th, 1999 • Scot Inc • Miscellaneous chemical products • New York
Contract Type FiledApril 8th, 1999 Company Industry Jurisdiction
by and amongRegistration Rights Agreement • August 13th, 1998 • Entex Information Services Inc • Wholesale-computers & peripheral equipment & software • New York
Contract Type FiledAugust 13th, 1998 Company Industry Jurisdiction