AMENDMENT TO LICENSE AGREEMENTS Effective Date: November 4, 1999 PARTIES: Quantech, Ltd. (herein called "Quantech") a Minnesota corporation 1419 Energy Park Drive Saint Paul, Minnesota 55108 The Perkin-Elmer Corporation (herein called "PE") a New York...License Agreements • November 15th, 1999 • Quantech LTD /Mn/ • Surgical & medical instruments & apparatus
