Patents Assigned to Dentron, Inc.
  • Method for cleaning teeth
    Patent number: 4174571
    Abstract: A method for cleaning teeth involving the conjoint use of streams of water and of a water soluble abrasive carried in an air stream.
    Type: Grant
    Filed: July 28, 1978
    Date of Patent: November 20, 1979
    Assignee: Dentron, Inc.
    Inventor: Ben J. Gallant