| All Patents in class 384/387 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 148,514 | Mar. 10, 1874 | H.L. Shepard | Improvement in band-pulleys | industrial machine pulleys and belt drive mechanisms |
| 295,999 | Apr. 01, 1884 | E.F. Gordon | Self-lubricating loose pulley | industrial machine lubrication |
| 308,838 | Dec. 02, 1884 | C.E. Gee | Self-lubricating bearing | industrial machine bearings |
| 330,234 | Nov. 10, 1885 | C. Hammelmann | Self-lubricating pulley | woodworking power transmission |
| 425,272 | Apr. 08, 1890 | D.D. Tompkins | Self Oiling Pulley | industrial machine pulleys and belt drive mechanisms |
| 481,118 | Aug. 16, 1892 | M.J. O'Donnell | Velocipede | auxiliary wrenches |
| 1,935,983 | Nov. 21, 1933 | P.X. Noel | Rivet spinning machine | riveting machines |
