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All Patents in class 451/47
Patents 16 - 22 of 22
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
2,392,819Jan. 15, 1946S.G. Brady, I.J. GruenbergGear Grinding Machinegear grinding machines
2,607,175Aug. 19, 1952J.J. OsplackMethod of making precision gearsgear hobbing machines
2,672,713Mar. 23, 1954S.G. BradyApparatus for Fashoning Rotary Members Having Angularly Spaced Portions of Like Peripheral Contourgear grinding machines
2,981,037Apr. 25, 1961C.J. TerpWorkholder and method for internal grindinggrinders
3,252,358May 24, 1966A.D. MoncrieffIndexing Mechanismindexers and dividers
3,685,393Aug. 22, 1972R.M. BellDevice for smoothing irregularities
7,651,383Jan. 26, 2010H.J. StadfeldMethod of Lapping Gearsgear making machines
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