| All Patents in class 74/22R |
Patents 1 -
10
of 38
      |
| Picture | Number | Date | Patentee | Title |
| | 4,317 | Dec. 20, 1845 | J. Ericsson | Compound Steam Engine |
 | 14,416 | Mar. 11, 1856 | G.N. Stearns | Boring and mortising machine |
 | 16,777 | Mar. 03, 1857 | T.D. Knight | Machine for reducing and smoothing boards to uniform thickness |
| | 79,678 | Jul. 07, 1868 | H. Obrecht | Meat Chopper |
 | 162,588 | Apr. 27, 1875 | S.N. Trump, C.N. Trump | Improvement in scroll-sawing machines |
 | 179,907 | Jul. 18, 1876 | P.G. Giroud | Improvement in scroll-saws |
 | 207,640 | Sep. 03, 1878 | W.F. Barnes, J. Barnes | Improvement in scroll-sawing machines |
 | 209,648 | Nov. 05, 1878 | A. Bridgman | Improvement in sandpapering-machines |
 | 244,290 | Jul. 12, 1881 | J.C. Pennington, E.J. Pennington | Reciprocating cylinder-head for planing-machines |
| | 439,418 | Oct. 28, 1890 | A.H. Morton | Grinding Machine |
