| All Patents in class 72/433 |
Patents 1 -
10
of 52
      |
| Picture | Number | Date | Patentee | Title |
 | RE2,398 | Nov. 27, 1866 | T. Shaw | Power Hammer |
 | 62,407 | Feb. 26, 1867 | A.J. Grainger | Improved Forging Apparatus |
| | 90,693 | Jun. 01, 1869 | T. Shaw | Riveting Machine |
 | RE5,381 | Apr. 29, 1873 | J. Palmer | Power Hammers |
| | 147,184 | Feb. 03, 1874 | R.A. Smith | Machines for Forming Sheet-Metal Caps |
| | 153,663 | Aug. 04, 1874 | W.J. Clark, A.O. Kittredge, W.H. Clark | Mallets for Smothing Sheet Metal |
| | 177,883 | May 23, 1876 | G.H. Pond | Elastic Hanging for Revolving Hammers |
| | RE7,475 | Jan. 23, 1877 | T. Shaw | Power Hammer |
 | 206,665 | Aug. 06, 1878 | C.W. Corr | Power Hammer |
 | 240,881 | May 03, 1881 | C.M. Brown | Power-hammer |
