You are hereHome › Association of Two Toledos (x) › Provost and Executive Vice President for Academic Affairs (x) › natural object (x) › Herbert M. White Papers, 1916-1974, MSS-096 (x) › Maumee Valley Historical Society (x) › University of Toledo U.S. Patents (x) › 435/320.1 (x) › 534/16 (x) › 530/391.5 (x) › Search results (1 - 2 of 2) Title Production and use of purpurins, chlorins and purpurin- and chlorin-containing compositions Creator The University of Toledo; Medical College of Ohio; St. Vincent Medical Center Title Production and use of dimers of hematoporophyrin, purpurins, chlorines and purpurin- and chlorin-complexes Creator The University of Toledo