| All Patents in class 184/50.1 |
Patents 16 -
30
of 49
      |
| Number | Date | Patentee | Title | Type |
| 341,352 | May 04, 1886 | N. Seibert | Oil-feeder for feeding oil to valves | steam engine valve gear |
| 357,491 | Feb. 08, 1887 | E. McCoy | Lubricator | steam engine lubricators |
| 359,731 | Mar. 22, 1887 | E. Lunkenheimer | Lubricator | tool lubricators |
| 379,733 | Mar. 20, 1888 | N. Seibert | Oil-feeder | steam engine valve gear |
| 383,745 | May 29, 1888 | E. McCoy | Lubricator | steam engine lubricators |
| 387,114 | Jul. 31, 1888 | N. Seibert | Oil-feeder | steam engine valve gear |
| 418,139 | Dec. 24, 1889 | C.B. Hodges, E. McCoy | Lubricator | steam engine lubricators |
| 456,233 | Jul. 21, 1891 | C.M. Everest | Lubricator | oil cups |
| 463,320 | Nov. 17, 1891 | J. Powell | Lubricator | steam engine lubricators |
| 470,163 | Mar. 01, 1892 | E. McCoy | Lubricator | steam engine lubricators |
| 472,066 | Apr. 05, 1892 | E. McCoy | Lubricator | steam engine lubricators |
| 588,566 | Aug. 24, 1897 | H. Glanz | Lubricator | lubricators |
| 604,265 | May 17, 1898 | J. Powell | Lubricator | oil pumps |
| 610,634 | Sep. 13, 1898 | E. McCoy | Lubricator | steam engine lubricators |
| 611,666 | Oct. 04, 1898 | C.C. Wakefield | Sight Feed Lubricator | tool lubricators |
