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All Patents in class 74/54
Patents 1 - 9 of 9
First set of recordsLast set of records
8,843XMay 29, 1835P.C. CurtisPropelling machinery by means of cams and inclined planespumps
252,768Jan. 24, 1882J. HornigMachine for Converting Rotary into Oscillating Motionindustrial machine mechanisms
300,216Jun. 10, 1884P.M. ChisholmSaw-millcircular sawmills
942,222Dec. 07, 1909I.C. SmithValve Grindervalve grinding tools
1,551,054Aug. 25, 1925J.F. PribnowSaw-grinding machinesaw sharpening machines
1,763,065Jun. 10, 1930J.F. PribnowSaw-tooth grindersaw sharpening machines
2,024,535Dec. 17, 1935W.J. Struewing, O.H. NobleMetal Working Machinerymetal shapers
2,682,933Jul. 06, 1954W.G. HoelscherClamping mechanism for machine toolsradial drill presses
2,767,788Oct. 23, 1956C.E. ParkerVeneer clipperveneer machines
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