| All Patents in class 72/436 |
Patents 16 -
30
of 55
      |
| Number | Date | Patentee | Title | Type |
| 194,747 | Aug. 28, 1877 | C.D. Wallace | Drop-Hammers | drop hammers |
| 258,641 | May 30, 1882 | J.T. Golcher, G. Golcher | Machine for Forging Carriage Bolts | forging machines |
| 262,155 | Aug. 01, 1882 | A. Vuillier | Drop Hammer | drop hammers |
| 270,146 | Jan. 02, 1883 | N.C. Stiles | Drop-hammer | drop hammers |
| 305,165 | Sep. 16, 1884 | J.H. Elward | Drop-hammer | drop hammers |
| 386,076 | Jul. 10, 1888 | F.M. Leavitt | Drop-hammer | drop hammers |
| 394,483 | Dec. 11, 1888 | G. Glossop | Pneumatic hammer | drop hammers |
| 421,327 | Feb. 11, 1890 | N.C. Stiles | Drop-hammer | drop hammers |
| 518,353 | Apr. 17, 1894 | G.W. Peck | Drop Press | drop hammers |
| 566,199 | Aug. 18, 1896 | F. Lombard | Drop Hammer | drop hammers |
| 568,911 | Oct. 06, 1896 | W.C. Kroegher | Welding Machine | welding machines |
| 577,531 | Feb. 23, 1897 | F. Lombard | Drop Hammer | |
| 616,488 | Dec. 27, 1898 | A. Southier, W.J. Raiza | Oliver | trip and helve hammers |
| 627,349 | Jun. 20, 1899 | F.A. Pratt | Drop Hammer Operating Means | drop hammers |
| 627,350 | Jun. 20, 1899 | F.A. Pratt | Drop Hammer Operating Means | drop hammers |
