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Patents Granted on 1923-12-25
Patents 1 - 7 of 7
First set of recordsLast set of records
1,478,472Dec. 25, 1923E.R. FellowsHigh Speed Gear Shapergear making machines
1,478,575Dec. 25, 1923C.L. MattisonAbrading or polishing machinesanding machines
1,478,649Dec. 25, 1923O.R. GustafsonRotary cutter headcutterheads
1,478,684Dec. 25, 1923H.O. Taylor, J. DresdnerVegetable cutter
1,478,701Dec. 25, 1923F. DiehlController for sewing-machine motors
1,478,736Dec. 25, 1923J.O. GadberrySocket Wrenchsocket wrenches
1,478,956Dec. 25, 1923E. HarroldExposure meter
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