| Patents for Walter J. F. Liddell |
Patents 1 -
10
of 26
      |
| Picture | Number | Date | Patentee | Title |
 | 27,411 | Mar. 06, 1860 | W.J. Liddell | Car-spring |
 | 124,212 | Mar. 05, 1872 | W.J. Liddell | Improvement in horse-powers |
 | 154,057 | Aug. 11, 1874 | W.J. Liddell | Improvement in horse-powers |
 | 174,139 | Feb. 29, 1876 | W.J. Liddell | Improvement in furnaces for portable boilers |
 | 214,046 | Apr. 08, 1879 | W.J. Liddell | Improvement in presses for cotton, hay, &c. |
 | 220,160 | Sep. 30, 1879 | W.J. Liddell | Improvement in Compound Engines |
 | 238,935 | Mar. 15, 1881 | W.J. Liddell | Piston-packing |
 | 238,936 | Mar. 15, 1881 | W.J. Liddell | Head-block for saw-mills |
 | 240,031 | Apr. 12, 1881 | W.J. Liddell | Straw-burning furnace |
 | 241,384 | May 10, 1881 | W.J. Liddell | Hay and cotton press |
