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Patents Granted on 1930-12-30
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,786,438Dec. 30, 1930B.A. LindermanFluid-pressure brakevehicle brakes
1,786,772Dec. 30, 1930J.D. NiesMotor-control meanselectric motors
1,786,776Dec. 30, 1930G.M. PeltonSetworkssawmill set works
1,786,854Dec. 30, 1930R.B. KruegerLocomotive Frame and Engine Supporting Structuresteam locomotives
1,787,191Dec. 30, 1930W.T. FiskWoodworking machinetablesaws
1,787,313Dec. 30, 1930J.R. HoutsHinge-Seat Gaugebutt gauges
1,787,337Dec. 30, 1930C. BoothGrinding Machinegrinding machines
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