| Patents Granted on 1866-04-03 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| D2,293 | Apr. 03, 1866 | B.S. Nichols | Design for a pump | household hand pumps |
| 53,567 | Apr. 03, 1866 | W.R. Burns | Corn Sheller | corn shellers |
| 53,610 | Apr. 03, 1866 | T. Hanvey | Improvement in preparing timber for cutting into veneers | veneer machines |
| 53,617 | Apr. 03, 1866 | B. Holly | Steam Boiler Water Tube | stationary boilers |
| 53,618 | Apr. 03, 1866 | A.H. Hook | Improvement in stave-machines | barrel making machines |
| 53,661 | Apr. 03, 1866 | R. Eickemeyer, G. Osterheld | Improvement in machines for blocking and shaping hats | |
| 53,670 | Apr. 03, 1866 | C.L. Pierce | Improvement in sawing machines | drag saws |
| 53,698 | Apr. 03, 1866 | J.G. Steiger | Improvement in Spokeshaves | spokeshaves |
| 53,722 | Apr. 03, 1866 | A. Wyckoff | Pump-Log Hollow Auger | hollow bits |
| 53,733 | Apr. 03, 1866 | W. Delano | Leg Vise | leg vises |
| 53,738 | Apr. 03, 1866 | R. Jones | Leg Vise | leg vises |
