| All Patents in class 168/46 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 55,617 | Jun. 19, 1866 | E.A. Bushnell | Improved machine for sharpening horseshoe-calks | farrier |
| 113,670 | Apr. 11, 1871 | H. Howell | Improvement in Machines for Sharpening Horseshoe-Calks | farrier |
| 172,271 | Jan. 18, 1876 | J. Trainor, A. Kimball | Improvement in horseshoe-calking vises | anvils |
| 364,280 | Jun. 07, 1887 | N. Newman | Machine for Sharening Horseshoe Calks | farrier |
| 422,045 | Feb. 25, 1890 | F.L. Adams | Combined Horseshoe Sharpener, Drill, and Saw Gummer | making handsaws |
