| Patents Granted on 1864-05-24 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 42,827 | May 24, 1864 | W.H. Barber | Improvement in devices for holding bits and other tools | tool holders |
| 42,863 | May 24, 1864 | B. Merritt, Jr. | Improvement in machines for boring angular holes | drilling and boring |
| 42,886 | May 24, 1864 | J. Stufflebeen | Improvement in chamfering-machines | specialty woodworking machines |
| 42,903 | May 24, 1864 | E. Kaselowsky, I. Schwartzkopff | Wrench | self-adjust wrenches |
| 42,914 | May 24, 1864 | S.U. King | Improvement in boring-machines | portable timber mortisers |
| 42,918 | May 24, 1864 | W. Johnston, E. Warren | Farriers' Tool | farrier |
