| Patents for William H. Walker |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 41,552 | Feb. 09, 1864 | W.H. Walker | Improvement in shingle-sawing machines | shingle machines |
| 76,566 | Apr. 07, 1868 | W.H. Walker | Improvement in shingle-machines | shingle machines |
| 188,221 | Mar. 06, 1877 | W.H. Walker, L.R. Washburn | Improvement in cutter-heads | cutterheads |
| 300,363 | Jun. 17, 1884 | T. Harps | Guard for cutter-heads | woodworking machine safety guards |
| 317,049 | May 05, 1885 | G. Eastman, W.H. Walker | Roller Holder for Photographic Films | roll film magazines |
| 317,050 | May 05, 1885 | G. Eastman, W.H. Walker | Roll Holder for Photographic Films | film and plate holders |
| 816,039 | Mar. 27, 1906 | G.E. Priest | Gang matching-machine | matchers |
| 1,120,071 | Dec. 08, 1914 | J.W. MacDonald, D.W. Robb | Steam-boiler construction | stationary boilers |
