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Patents for Crosby Steam Gage & Valve Co.
Patents 16 - 30 of 77
First set of recordsPrevious set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
713,611Nov. 18, 1902T. DavidsonSteam Engine Indicatorsteam engine indicators
748,010Dec. 29, 1903S.G. ReedPressure Weighing Machinepressure indicators
764,015Jul. 05, 1904G. SpencerPressure Gagevacuum and pressure gauges
764,016Jul. 05, 1904G. SpencerPressure Gagevacuum and pressure gauges
787,422Apr. 18, 1905F.L. WolfeWhistle Valvesteam valves
793,947Jul. 04, 1905F.A. Hannah, J.H. MillettSteam Safety Valvesteam safety valves
793,974Jul. 04, 1905F.L. WolfeReducing Wheelreducing wheels
794,034Jul. 04, 1905F.A. Hannah, J.H. MillettSteam Safety Valvesteam safety valves
794,054Jul. 04, 1905G. SpencerPressure Gagevacuum and pressure gauges
829,551Aug. 28, 1906G. SpencerPressure Gagevacuum and pressure gauges
829,552Aug. 28, 1906G. SpencerPressure Gagevacuum and pressure gauges
829,553Aug. 28, 1906G. SpencerPressure Gagevacuum and pressure gauges
829,614Aug. 28, 1906F.L. WolfePressure Recorderpressure indicators
841,207Jan. 15, 1907F.L. WolfeReducing Wheelreducing wheels
867,953Oct. 15, 1907T. DavidsonEngine Indicatorsteam engine indicators
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