| All Patents in class 451/428 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 194,001 | Aug. 07, 1877 | W.G. Gibbons, T.H. Savery | Roll Grinding and Finishing Machine | roll grinding machines |
| 598,155 | Feb. 01, 1898 | P.H. Murphy, W.J. Lewis | Machine for Truing Locomotive Driving Wheels | engine wheel lathes |
| 683,554 | Oct. 01, 1901 | H.S. King, I.F. Cuttler | Apparatus for Truing up Wheels of Tram or Like Cars | portable turning tools |
| 692,129 | Jan. 28, 1902 | G.W. Nimon, D.R. Ferguson | Roll Polishing Apparatus | polishing machines |
| 750,479 | Jan. 26, 1904 | P.F. McCormick | Car Wheel Grinding Device | profile and contour grinders |
