EXHIBIT 4.2 REGISTRATION RIGHTS AGREEMENT This Registration Rights Agreement (this "Agreement") is made and entered into as of July 11, 2003, by and among American Technology Corporation, a Delaware corporation (the "Company"), and the investors...Registration Rights Agreement • July 17th, 2003 • American Technology Corp /De/ • Household audio & video equipment • New York
ARTICLE I. DEFINITIONSSecurities Purchase Agreement • July 17th, 2003 • American Technology Corp /De/ • Household audio & video equipment • New York
