1 Exhibit 10.4.20 LICENSE AND DISTRIBUTORSHIP AGREEMENT This Agreement (the "Agreement"), dated and effective as of September 18, 1996 by and between Neoprobe Corporation ("Neoprobe"), a corporation duly organized and existing under the laws of the...License and Distributorship Agreement • May 13th, 1997 • Neoprobe Corp • In vitro & in vivo diagnostic substances
1 Exhibit 10.4.20 LICENSE AND DISTRIBUTORSHIP AGREEMENT This Agreement (the "Agreement"), dated and effective as of September 18, 1996 by and between Neoprobe Corporation ("Neoprobe"), a corporation duly organized and existing under the laws of the...License and Distributorship Agreement • November 14th, 1996 • Neoprobe Corp • In vitro & in vivo diagnostic substances