| Patents Granted on 1866-05-22 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 54,837 | May 22, 1866 | J. Adt | Riveting Machine | riveting machines |
| 54,888 | May 22, 1866 | G.P. Ganster | Improvement in Wrenches | screw adjust wrenches |
| 54,890 | May 22, 1866 | D. Garrison | Improvement in machines for jointing oval frames | circular saws |
| 54,893 | May 22, 1866 | R.H. Boyd, W.W. Grier | Improved Machine for Making Auger Bits | tool making machines |
| 54,905 | May 22, 1866 | B. Holly | Compressing Air | air compressors |
| 54,990 | May 22, 1866 | W. Wimmer | Securing bits in braces | brace chucks |
| 55,006 | May 22, 1866 | J. Dane, Jr. | Improvement in machine for shaping wood | wood shapers |
