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All Patents in class 235/103
Patents 1 - 15 of 29
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NumberDatePatenteeTitleType
80,612Aug. 04, 1868J.S. DetrickCounting Register
182,177Sep. 12, 1876E. Wright, D. Davis, Jr.Rotary Measurerpm speed gauges and tachometers
194,548Aug. 28, 1877W. ChurchillSpeed Indicator for Shaftingmeasurement gauges
264,900Sep. 26, 1882W.G. RichardsSpeed Indicatormeasurement gauges
268,107Nov. 28, 1882W. LangSpeed Indicatormeasurement gauges
282,067Jul. 31, 1883C.H. FowlerSpeed Indicatormeasurement gauges
299,677Jun. 03, 1884R.J. PrattSpeed Indicatormeasurement gauges
325,991Sep. 08, 1885H. TaborSpeed Indicatorwheel-based measurers
387,481Aug. 07, 1888G. AlmorthProtractorprotractors
397,395Feb. 05, 1889E.C. SmithSpeed Indicatormeasurement gauges
418,608Dec. 31, 1889C.H. FowlerSpeed Indicatormeasurement gauges
483,846Oct. 04, 1892O. KnappSpeed Measure
486,651Nov. 22, 1892L.T. WeissSpeed Indicatorwheel-based measurers
505,582Sep. 26, 1893L.T. WeissSpeed Measuremeasurement gauges
508,686Nov. 14, 1893W.F. DialSpeed Indicator for Shaftingmeasurement gauges
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