EXHIBIT 4.3 BOOK - ENTRY SECURITY THIS SECURITY IS A BOOK-ENTRY SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITORY OR A NOMINEE OF A DEPOSITORY. THIS SECURITY IS EXCHANGEABLE FOR...Waste Management Holdings Inc • December 12th, 2002 • Refuse systems • New York
EXHIBIT 4.4 =================================================================== ============= SENIOR NOTES REGISTRATION RIGHTS AGREEMENT Dated as of November 26, 2002Senior Notes Registration Rights Agreement • December 12th, 2002 • Waste Management Holdings Inc • Refuse systems • New York
