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Patents Granted on 1947-05-??
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,420,020May 06, 1947F.A. SnellLever-Actuated Pivoted-Jaw Wrenchlocking pliers
2,420,067May 06, 1947H.E. CrozierCollet attachment for lathes or other metalworking machinescollets and collet holders
2,420,468May 13, 1947S. De WaltSaw-tooth gage and jointersaw jointers
2,420,547May 13, 1947J.E. LovelyProfile Milling Machinemilling machines
2,420,853May 20, 1947G.A. BiggsHydraulic Turbineturbine water wheels
2,420,984May 20, 1947R.H. ShepardHydraulic Pumphydraulic pumps
2,421,038May 27, 1947E. SchultzWrenchratchet wrenches
2,421,147May 27, 1947W.F. GroeneOrbital lathe feed mechanismcrankshaft lathes
2,421,206May 27, 1947O. Kylin, H.O. KylinHydraulic brake mechanism and control thereforturret lathes
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