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Patents for Frank M. Davis
Patents 1 - 15 of 16
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NumberDatePatenteeTitleType
730,882Jun. 16, 1903F.M. DavisAutomatic multispindle machinenut or bolt making machines
797,409Aug. 15, 1905F.M. DavisCalipersmeasurement gauges
890,616Jun. 16, 1908F.M. DavisLubricatorlubricators
1,213,340Jan. 23, 1917F.M. DavisGas-enginecylinders
1,231,572Jul. 03, 1917F.M. DavisValve mechanisminternal combustion engine valves
1,279,286Sep. 17, 1918F.M. DavisDuplex Milling Machinemilling machines
1,287,254Dec. 10, 1918F.M. Davis, A.C. HoehBearinginternal combustion engines
1,366,770Jan. 25, 1921F.M. DavisGearingmetalworking machine gearing
1,376,861May 03, 1921F.M. DavisUniversal duplex milling-machinemilling machines
1,415,530May 09, 1922F.M. DavisFeeding and clamping means for metal-working machinesmetalworking machine mechanisms
1,782,138Nov. 18, 1930F.M. Davis, A.C. HoehContinuously-operating multiple lathemultiple spindle lathes
1,877,277Sep. 13, 1932F.M. DavisVertical continuous drilling machinesmultiple spindle drill presses
1,877,560Sep. 13, 1932F.M. DavisVertical Continuous Milling Machinemilling machines
2,033,686Mar. 10, 1936F.M. DavisMultiple operation machineworkpiece changers and storage mechanisms
2,065,173Dec. 22, 1936F.M. DavisMilling machine spindle mountingmetalworking machine mechanisms
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