Patents Examined by E. H. Eickhoit
  • Magnetic stirring apparatus for developer mixtures
    Patent number: 4004508
    Abstract: Apparatus for stirring developer mixtures including ferromagnetic particles. Developer is located within a magnetic field created by either permanent or electromagnets. The field intensity is variably controlled and the time-rate for decreasing the field intensity is controlled.
    Type: Grant
    Filed: January 25, 1971
    Date of Patent: January 25, 1977
    Assignee: Continental Can Company, Inc.
    Inventors: Kenneth W. Rarey, John B. Kennedy, Jr.