| Patents for Orville H. Platt |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 48,633 | Jul. 04, 1865 | E.H. Tracy | Improvement in Dies for Making Augers | making drills and augers |
| RE2,139 | Dec. 26, 1865 | N.C. Stiles | Improved Punching-Press | metal punching machines |
| 52,131 | Jan. 23, 1866 | R.M. Breckenridge | Improvement in Hand Saws | hacksaws |
| 52,335 | Jan. 30, 1866 | N.C. Stiles | Clutch | metal punching machines |
| 65,143 | May 28, 1867 | M.G. Wilder | Metal Punch | metal punching machines |
| 123,624 | Feb. 13, 1872 | J.A. Evarts | Improvement in tape-measures | tape measure mechanisms |
| 168,696 | Oct. 11, 1875 | M.G. Wilder, S.H. Wilder, W.H. McNeil, H.C. Tyler | Improvement in mortising machines | mortising machines |
