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Patents for S. O. Edmonds
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
339,456Apr. 06, 1886W.L. ParmeleeScrew Driverscrewdrivers
403,978May 28, 1889W.W. Roovers, P.G. WilliamsCoin released spirometer
407,039Jul. 16, 1889A.W. RooversCoin operated machine
423,235Mar. 11, 1890W.F. FolmerIgniting Torchtorches
423,702Mar. 18, 1890A.H. Roovers, A.W. RooversCoin operated power or strength testing machine
426,992Apr. 29, 1890M.M. GarverElectrical Measuring Instrumentelectric meters
427,022Apr. 29, 1890E. WestonElectrical Measuring Instrumentelectric meters
434,608Aug. 19, 1890A.H. Roovers, A.W. RooversCoin controlled strength testing machine
439,189Oct. 28, 1890A.H. Roovers, A.W. RooversCoin controlled microscope
439,190Oct. 28, 1890A.H. Roovers, A.W. RooversCoin controlled microscope
447,857Mar. 10, 1891P.G. WilliamsGalvanic apparatus for the human body
449,749Apr. 07, 1891A.W. RooversVending machine
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