| All Patents in class 72/450 |
Patents 31 -
45
of 80
      |
| Number | Date | Patentee | Title | Type |
| 477,159 | Jun. 14, 1892 | R.B. Laird, J.B. Sweeney | Power Hammer | forging machines |
| 503,292 | Aug. 15, 1893 | C.A. Wettengel, W.F. Niedringhaus | Metal Plate Folding Machine | metal bending machines |
| 503,492 | Aug. 15, 1893 | O.W. Orcutt | Power Hammer | power hammers |
| 509,683 | Nov. 28, 1893 | D.M. Redmond | Machine for Securing Heads to Rods | stamping presses |
| 520,876 | Jun. 05, 1894 | M.H. Brown | Rail or Bar Bender | metal bending machines |
| 526,606 | Sep. 25, 1894 | J. Bêché | Pneumatic Hammer | power hammers |
| 530,162 | Dec. 04, 1894 | P.A. Cuenot | Riveting Machine | riveting machines |
| 540,140 | May 28, 1895 | F.E. Tenney, D.L. Chandler, R.B. Boynton | Power Hammer | power hammers |
| 545,763 | Sep. 03, 1895 | A. Beaudry | Power Hammer | power hammers |
| 582,299 | May 11, 1897 | J. Mohs | Box Making Machine | cardboard box making machines |
| 604,647 | May 24, 1898 | C.K. Wolf | Machine for Crimping Wire Fence Stays | fence making machines |
| 611,695 | Oct. 04, 1898 | R.W. Lundy | Straightening Machine | metal straightening machines |
| 628,043 | Jul. 04, 1899 | N. Sperber | Counter Mechanism for Metal Working Machines | metal swaging machines |
| 630,484 | Aug. 08, 1899 | M.H. Brown | Rail, Bar or Pipe Bender | metal bending machines |
| 650,103 | May 22, 1900 | G.L. Walter | Power Hammer | drop hammers |
