| Patents for William Sellers & Co. |
Patents 16 -
30
of 31
      |
| Number | Date | Patentee | Title | Type |
| 224,798 | Feb. 24, 1880 | J.S. Bancroft, W. Sellers | Injector for Feeding Boilers | water injectors |
| 243,634 | Jun. 28, 1881 | J.S. Bancroft, W. Sellers | Feed Gearing for Machine Tools | industrial machine gearing |
| 248,263 | Oct. 11, 1881 | J.S. Bancroft, W. Sellers | Turning Lathe | metalworking machine mechanisms |
| 331,178 | Nov. 24, 1885 | J.S. Bancroft | Injector | water injectors |
| 374,908 | Dec. 13, 1887 | J.S. Bancroft, W. Sellers | Planing Machine for Metals | metal planers |
| 376,315 | Jan. 10, 1888 | S.L. Kneass | Injector | water injectors |
| 417,659 | Dec. 17, 1889 | J.S. Bancroft | Means for Operating the Die Heads of Bolt Threading Machines | metal threading machines |
| 421,178 | Feb. 11, 1890 | W. Lewis | Machinery for Transmitting and Arresting Motion | clutches |
| 454,801 | Jun. 23, 1891 | W. Lewis | Boring and Turning Mills | vertical boring mills |
| 491,968 | Feb. 14, 1893 | W. Lewis | Bending-roll | metal bending machines |
| 500,286 | Jun. 27, 1893 | W. Lewis | Bending-roll | metal bending machines |
| 508,268 | Nov. 07, 1893 | J.S. Bancroft | Machine for Sharpening Drills | drill grinders |
| 724,514 | Apr. 07, 1903 | W. Sellers | Machine Tool | vertical boring mills |
| 981,724 | Jan. 17, 1911 | L.H. Vold | Automatic Chuck for Boring and Turning Mills | vertical boring mills |
| 2,047,052 | Jul. 07, 1936 | G.H. Benzon, Jr. | Planer and Similar Machine | metal planers |
