Patents
- US 2194624, G. A. Titterington, Jr, "Diaphragm pressure gauge having temperature compensating means", issued 1940-03-26, assigned to Bendix Aviat Corp
- U.S. Patent 2,472,735 : C. J. Ulrich : "Barometric instrument"
- U.S. Patent 2,691,305 : H. J. Frank : Barometric altimeter"
- U.S. Patent 3,273,398 : D. C. W. T. Sharp : "Aneroid barometer"
- U.S. Patent 3,397,578 : H. A. Klumb : "Motion amplifying mechanism for pressure responsive instrument movement"
- U.S. Patent 3,643,510 : F. Lissau : "Fluid displacement pressure gauges"
- U.S. Patent 4,106,342 : O. S. Sormunen : "Pressure measuring instrument"
- U.S. Patent 4,238,958 : H. Dostmann : "Barometer"
- U.S. Patent 4,327,583 : T. Fijimoto : "Weather forecasting device"
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