PERSEPTIVE BIOSYSTEMS, INC., THE PERKIN-ELMER CORPORATION and STATE STREET BANK AND TRUST COMPANY, as Trustee ------------------------------------------ FIRST SUPPLEMENTAL INDENTURE Dated as of December __, 1997 to INDENTURE Dated as of August 26,...First Supplemental Indenture • December 5th, 1997 • Perkin Elmer Corp • Laboratory analytical instruments • Massachusetts
