| Patents Granted on 1845-01-?? |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 3,878 | Jan. 10, 1845 | J.H. Towne | Oscillating Steam Engine | oscillating steam engines |
| 3,882 | Jan. 10, 1845 | G.E. Sellers | Drop Hammer | trip and helve hammers |
| 3,886 | Jan. 16, 1845 | J. Gardner | Water Wheel | turbine water wheels |
| 3,891 | Jan. 23, 1845 | R.D. Roys, N. French | Machine for boring and mortising | mortising machines |
| 3,893 | Jan. 23, 1845 | S. Brooks | Making Wood Screws | screw machines |
| 3,897 | Jan. 31, 1845 | A.A. Wilder | Machine for drilling and mortising wood or metal | drilling and boring |
| 3,899 | Jan. 31, 1845 | W.N. Clark | Single-Twist Auger, Gimlet, &c. | auger bits |
