| Patents for Samuel N. Piper |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 13,982 | Dec. 25, 1855 | S. Dunham | Method of hanging saws | scrollsaws |
| 21,196 | Aug. 17, 1858 | F.D. Hayward | Nut Wrench | nut wrenches |
| 59,582 | Nov. 13, 1866 | M.H. Freeman | Improvement in Pipe-Tongs | pipe tongs |
| 65,081 | May 28, 1867 | J.S. Hoar | Improved Vise | bench vises |
| 67,398 | Aug. 06, 1867 | L. Bailey | Verticle Post Cutter Adjustment | plane cutter adjustments |
| 67,511 | Aug. 06, 1867 | M.V. Cummings | Oscillating Steam Engine | oscillating steam engines |
| 70,917 | Nov. 12, 1867 | O.W. Stow | Improved Machine for Flanging and Wiring Metallic Plates | tinsmith |
| 73,723 | Jan. 28, 1868 | S.T. Hutchins | Heel Shave | shaves |
| 74,360 | Feb. 11, 1868 | J.S. Hoar | Improved chuck for planing-machines | metal planers |
| 77,495 | May 05, 1868 | S.U. King | Improvement in wood-turning lathes | wood lathes |
| 78,246 | May 26, 1868 | J. Wharff | Improvement in machines for boring hubs for wagon-wheels | wheelwright |
| 87,523 | Mar. 02, 1869 | B.F. Sturtevant | Improvement in blower-case | blowers |
| 91,065 | Jun. 08, 1869 | A.G. Andren | Improved vise | bench vises |
