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All Patents in class 200/83P
Patents 1 - 14 of 14
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,033,900Jul. 30, 1912J.T. JanetteMotor-controlling deviceair compressors
1,876,926Sep. 13, 1932W.C. HeathPressure Actuated Switchelectric switches
1,904,311Apr. 18, 1933F.G. HobartFluid Pressure Switchpressure controlled switches
1,965,543Jul. 03, 1934E.J. Dillman, L.W. EgglestonControl Deviceindustrial control apparatus
2,072,425Mar. 02, 1937L.W. EgglestonPump Systemreciprocating pumps
2,178,839Nov. 07, 1939W.S. LandonControl Deviceflow controls
2,193,127Mar. 12, 1940G.H. Hansen, W.C. FurnasSwitch Assemblypneumatic operated electric switches
2,259,645Oct. 21, 1941W.S. LandonHeating System and Control Means Thereforheating apparatus
2,303,029Nov. 24, 1942E.J. DillmanControl Deviceelectric switches
2,307,265Jan. 05, 1943G.H. HansenSwitch Mechanisnpneumatic operated electric switches
2,374,636Apr. 24, 1945E.J. DillmanElectric Switchelectric switches
2,398,099Apr. 09, 1946W.S. LandonHeating System and Control Means Thereforheating apparatus
2,422,342Jun. 17, 1947E.J. DillmanPressure Regulated Electrical Controlpressure controlled switches
2,548,877Apr. 17, 1951E.J. DillmanAutomatically Operable Snap Acting Switchpressure controlled switches
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