| All Patents in class 72/441 |
Patents 16 -
30
of 54
      |
| Number | Date | Patentee | Title | Type |
| 500,970 | Jul. 04, 1893 | A. Sperl | Forging Hammer | drop hammers |
| 503,492 | Aug. 15, 1893 | O.W. Orcutt | Power Hammer | power hammers |
| 514,787 | Feb. 13, 1894 | W. Laird, J.B. Sweeney | Power Hammer | power hammers |
| 526,370 | Sep. 25, 1894 | A. Beaudry | Power Hammer | power hammers |
| 529,634 | Nov. 20, 1894 | R.W. Laird, J.B. Sweeney | Power Hammer | power hammers |
| 545,763 | Sep. 03, 1895 | A. Beaudry | Power Hammer | power hammers |
| 606,370 | Jun. 28, 1898 | C.A. Vuughn | Power Hammer | power hammers |
| 607,510 | Jul. 19, 1898 | J.E. Hermann | Metal Beater Hammer | power hammers |
| 610,745 | Sep. 13, 1898 | P. Holmberg | Adjusting Arrangement for Spring Power Hammers, &c. | power hammers |
| 612,949 | Oct. 25, 1898 | W.H. Law | Power Hammer | power hammers |
| 625,870 | May 30, 1899 | W.U. Burgett | Foot Power Hammer | foot operated hammers |
| 642,070 | Jan. 30, 1900 | E.H. Blossom | Power-hammer | drop hammers |
| 674,711 | May 21, 1901 | A. Sack | Power Hammer | power hammers |
| 709,577 | Sep. 23, 1902 | L.D. Howard | Drop-hammer | blacksmith |
| 736,971 | Aug. 25, 1903 | W.R. Jenkins | Power Hammer | power hammers |
