| Patents for William D. Leavitt |
Patents 1 -
10
of 14
      |
| Picture | Number | Date | Patentee | Title |
 | 7,027 | Jan. 15, 1850 | N.G. Norcross | Circular-saw mill |
 | 15,012 | Jun. 03, 1856 | W.D. Leavitt | Sawing machine |
 | 21,345 | Aug. 31, 1858 | W.D. Leavitt | Method of attaching the spreader to saws of circular sawing machines |
 | 21,838 | Oct. 19, 1858 | W.D. Leavitt | Resawing-machine |
 | 23,377 | Mar. 29, 1859 | W.D. Leavitt, R.S. Lee | Rocker-box for saw-shafts |
 | 79,865 | Jul. 14, 1868 | W.D. Leavitt, H. Shaw | Improvements in grinding-plates for grist-mills |
 | RE3,122 | Sep. 15, 1868 | H. Shaw, W.D. Leavitt | Improvements in grinding-plates for grist-mills |
 | D3,457 | Apr. 27, 1869 | W.D. Leavitt, H. Shaw | Design for a grinding-mill |
 | D3,458 | Apr. 27, 1869 | W.D. Leavitt, H. Shaw | Design for a grinding-mill |
 | 93,455 | Aug. 10, 1869 | W.D. Leavitt | Corn Sheller |
