| Patents for William M. Ferry |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 113,865 | Apr. 18, 1871 | W.M. Ferry | Improvement in saw-mills | sawmill carriages |
| 113,866 | Apr. 18, 1871 | W.M. Ferry | Improvement in saw-mills | sawmill headblocks |
| 139,142 | May 20, 1873 | W.M. Ferry, O.H. Gronberg | Improvement in edging-machines | circular ripsaws |
| 158,693 | Jan. 12, 1875 | W.M. Ferry | Improvement in saw-mill dogs | sawmill dogs |
| 173,907 | Feb. 22, 1876 | J. Collins | Improvement in saw-guides for circular-saw mills | circular sawmills |
| 173,927 | Feb. 22, 1876 | W.M. Ferry | Improvement in saw-guides for circular-saw mills | circular sawmills |
