THIS NOTE PURCHASE AGREEMENT (the "Agreement") is made as of May 21, 2004, --------- by and between Positron Corporation, a Texas corporation (the "Company"), and ------- IMAGIN Diagnostic Centres, Inc., an Ontario, Canada corporation ("Investor")....Corporation Note Purchase Agreement • June 16th, 2004 • Positron Corp • Electromedical & electrotherapeutic apparatus • Texas
