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Patents for William S. Loughborough
Patents 31 - 35 of 35
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
148,563Mar. 17, 1874E. HutsonImprovement in saw-arborscircular saws
148,691Mar. 17, 1874W. GleasonMetal Drilling Machinesdrill presses
175,859Apr. 11, 1876W. GleasonMachine for Cutting the Teeth of Metal Gearsgear making machines
176,800May 02, 1876D. McPhersonGrain-Bindergrain binders
206,908Aug. 13, 1878M.E. TrueCrosscut-Saw Handlecrosscut saw handles
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