| All Patents in class 72/434 |
Patents 16 -
30
of 45
      |
| Number | Date | Patentee | Title | Type |
| 630,041 | Aug. 01, 1899 | W. Foglesong | Power Hammer | power hammers |
| 638,058 | Nov. 28, 1899 | J.A. Morris | Power Hammer | power hammers |
| 655,028 | Jul. 31, 1900 | W. Sneller | Rotary Draw Block Hammer | rotary hammers |
| 657,114 | Sep. 04, 1900 | L.D. Howard | Power-hammer | blacksmith |
| 674,711 | May 21, 1901 | A. Sack | Power Hammer | power hammers |
| 709,577 | Sep. 23, 1902 | L.D. Howard | Drop-hammer | blacksmith |
| 709,780 | Sep. 23, 1902 | C.H. Krehbiel | Power Hammer | power hammers |
| 774,791 | Nov. 15, 1904 | J.D. Seibert | Power Hammer | power hammers |
| 787,339 | Apr. 11, 1905 | R.F. Massa | Attachment for Drop Hammers | drop hammers |
| 788,547 | May 02, 1905 | A.G. Anderson, O.P. Miklebost | Power Hammer | power hammers |
| 802,319 | Oct. 17, 1905 | O.B. Reynolds | Power Hammer | power hammers |
| 816,291 | Mar. 27, 1906 | C.W. Blackstone | Power Hammer | power hammers |
| 837,519 | Dec. 04, 1906 | W.G. Simcock, G.H. Tolley | Power Hammer | power hammers |
| 855,730 | Jun. 04, 1907 | O.B. Reynolds | Power Hammer | power hammers |
| 884,786 | Apr. 14, 1908 | A.H. Wertz | Foot Power Hammer | foot operated hammers |
