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  • Teeters, L. L.
    view article (9.9981365)

    Flame and Carbon Monoxide Sensor and Alarm Circuit.
    Phoenix, AZ
    U.S. Patent 3,909,816, September 30, 1975, 6 p.

  • Teeters, L. L.
    view article (9.993612)

    Fire Detector and Extinguisher System.
    U.S. Patent 3,750,161, July 31, 1973, 7 p.