Patents Assigned to Communication Equipment & Engineering Co.
  • Patent number: 4731818
    Abstract: A method and apparatus for processing a call from a credit card telephone paystation reads magnetic encoded data on a credit card and produces a credit card identification signal. The credit card identification signal is identified as valid prior to enabling the telephone call. Call information data is stored at the telephone paystation including the credit card identification signal, the called number, the time and date of the call and the call duration. The stored call data is transmitted at periodic intervals to a central billing computer upon request by the central billing computer.
    Type: Grant
    Filed: December 5, 1985
    Date of Patent: March 15, 1988
    Assignee: Communication Equipment & Engineering Co.
    Inventors: Robert A. Clark, Jr., Jay D. Brussels