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Patents Granted on 1947-12-__
Patents 1 - 15 of 21
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NumberDatePatenteeTitleType
2,431,795Dec. 02, 1947J.A. ElmesGrinding apparatusbelt sanders
2,431,852Dec. 02, 1947H.H. WeldToolholder Assemblymetalworking machine tool holders
2,432,058Dec. 02, 1947E.A. Reibig, C.A. WikenSurface grinder
2,432,160Dec. 09, 1947P.W. JohnsonScew Thread Analyzer Gagemeasurement gauges
2,432,190Dec. 09, 1947M.E. DickShearing bar for planing machineswood planers
2,432,194Dec. 09, 1947R.V. HanchettInsulation sealing cover for electric coilsmagnetic chucks
2,432,384Dec. 09, 1947E.S. CornellCircular Size Gagethickness gages
2,432,443Dec. 09, 1947H.H. RanneyReleasing Tap and Die Holdertap and die holders
CA-445,656Dec. 16, 1947A.L. Brownlee, K.A. HarmonCapacitor-discharge ignition systemignition systems
2,432,716Dec. 16, 1947A.F. BennettDriving and Control Mechanismmachine tool controls
2,432,731Dec. 16, 1947O.S. De HavenExpanding head for abrasivessanding machines
2,432,855Dec. 16, 1947W.J. BlazekExpansion-type reamers and honesreamers
2,432,859Dec. 16, 1947F.Y. CarterRefrigerant Flow Controlling Meansflow controls
2,432,943Dec. 16, 1947R.M. Shaw, Jr.Boring Mill and Mechanism to Oppose Sag in the Tool Bars Thereofhorizontal boring mills
2,433,007Dec. 23, 1947C.S. WeyandtInternal-combustion percussion toolgas and gasoline engines
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