| All Patents in class 173/100 |
Patents 1 -
10
of 13
      |
| Picture | Number | Date | Patentee | Title |
 | 10,276 | Nov. 29, 1853 | R.R. Taylor | Arrangement of valves, ports, and passages for operating steam-hammers |
| | 16,515 | Jan. 27, 1857 | S.P. Francisco, P.L. Weimer | Steam Hammer |
| | 54,560 | May 08, 1866 | E.L. Kinsley | Steam Hammer |
| | 59,940 | Nov. 27, 1866 | J.G. Alleyne | Forging Apparatus |
 | 144,058 | Oct. 28, 1873 | J.C. Butterfield | Improvement in power-hammers |
| | 168,439 | Oct. 05, 1875 | S.D. Wilson | Steam-Hammers |
 | 230,612 | Aug. 03, 1880 | C.M. Brown | Power-hammer |
 | 358,672 | Mar. 01, 1887 | W.R. Jenkins, Jr. | Power Hammer |
 | 368,384 | Aug. 16, 1887 | M. Deering | Power-hammer |
| | 941,093 | Nov. 23, 1909 | J.L. Painter | Power Hammer |
