Patents by Inventor Desi de Perczel

Desi de Perczel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4245274
    Abstract: An electronic readout assembly in which the readout unit is captured in a frame which is secured in upright display position on a circuit board which in turn is slideably seated in a bracket adapted for utilization mounting, the readout being of the flat plate type having an array of contact prongs projecting from a bottom edge thereof, and the frame having a bottom opening through which the prongs engage with circuit connections on the circuit board. The frame also has open portions which expose the prongs to convenient access for test purposes in a region between the frame and circuit board.
    Type: Grant
    Filed: January 15, 1979
    Date of Patent: January 13, 1981
    Assignee: Bally Manufacturing Corporation
    Inventors: Douglas B. MacDonald, Desi de Perczel