| Patents for William Powell Co. |
Patents 1 -
10
of 26
      |
| Picture | Number | Date | Patentee | Title |
 | 159,962 | Feb. 16, 1875 | J. Powell | Lubricator for Steam Engines |
 | 189,651 | Apr. 17, 1877 | J. Powell | Lubricators for Steam Engines |
 | 248,609 | Oct. 24, 1881 | J. Powell | Lubricator |
 | 326,517 | Sep. 15, 1885 | J. Powell | Lubricator |
 | 326,518 | Sep. 15, 1885 | J. Powell | Lubricator |
 | 326,519 | Sep. 15, 1885 | J. Powell | Lubricator |
 | 326,520 | Sep. 15, 1885 | J. Powell | Lubricator |
 | 326,521 | Sep. 15, 1885 | J. Powell | Lubricator |
 | 332,623 | Dec. 15, 1885 | J. Powell | Lubricator |
 | 335,146 | Feb. 02, 1886 | J. Powell | Lubricator |
