Patents Assigned to James T. Shaw
  • Patent number: 4636881
    Abstract: A talking book includes front and back panels. A microcassette tape player and logical circuitry with left and right infrared detectors are located at the top of the back panel. A ring binder is located at the left of the back panel adjacent the spline and below the left and right infrared detectors. A housing below the ring binder carries an infrared source that energizes the left and right infrared detectors. The housing also carries a headset jack. A conduit located beside the ring binder accommodates wires between the logical circuitry and the housing.
    Type: Grant
    Filed: September 10, 1984
    Date of Patent: January 13, 1987
    Assignee: James T. Shaw
    Inventors: Paul E. Brefka, Klaus R. Pichler