| Patents for J. W. Coombs |
Patents 61 -
75
of 90
      |
| Number | Date | Patentee | Title | Type |
| 58,056 | Sep. 18, 1866 | A. Bronson | Combination Square and Bevel Gage | squares |
| 58,491 | Oct. 02, 1866 | T. Silver | Improvement in governors for steam-engines | steam engine governors |
| 58,605 | Oct. 09, 1866 | J.J. Conley | Turning Lathe | metal lathes |
| 59,721 | Nov. 13, 1866 | E.C. Kellogg | Machinists' Combination Tool | measurement gauges |
| 60,451 | Dec. 11, 1866 | L.P. Wilcox | Lathe Carrier | lathe dogs |
| 62,250 | Feb. 19, 1867 | E. Cash | Improvement in Pipe-Tongs | pipe wrenches |
| 62,977 | Mar. 19, 1867 | W.X. Stevens | Improvement in Lathes for Chasing and Backing Down Taps | screwcutting lathes |
| 63,689 | Apr. 09, 1867 | R. Bain | Improvement in Pipe Wrenches | pipe tongs |
| 65,245 | May 28, 1867 | T. Lippiatt | Rose Engine Lathe | ornamental lathes |
| 65,744 | Jun. 11, 1867 | W. Hay | Improvement in Scale-Rules | rule graduations |
| 65,942 | Jun. 18, 1867 | T. Prosser | Grinding and Polishing Machine | polishing and buffing machinery |
| 66,081 | Jun. 25, 1867 | W.H. Haight, G.W. Harris | Improvement in Chucks | |
| 66,434 | Jul. 02, 1867 | L.P. Wilcox | Improvement in Mode of Attaching Tools to their Handles | tool handles |
| 67,080 | Jul. 23, 1867 | N. Stephens | Improved tap for cement-lined pipes | pipes |
| 67,810 | Aug. 13, 1867 | F. Shaller | Watchmakers Lathe | watchmakers lathes |
