| All Patents in class 384/551 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 252,872 | Jan. 31, 1882 | T.R. Ferrall | Anti Frictional Bearing | industrial machine bearings |
| 255,724 | Mar. 28, 1882 | C.M. Daboll | Pulley-sheave | industrial machine pulleys and belt drive mechanisms |
| RE10,455 | Mar. 04, 1884 | T.R. Ferrall | Anti Friction Bearing | industrial machine bearings |
| 310,259 | Jan. 06, 1885 | A.P. Daboll | Friction-roller bushing or bearing | industrial machine bearings |
| 515,178 | Feb. 20, 1894 | W.H. Thompson | Roller Bearing for Wheels | industrial machine bearings |
