| All Patents in class 122/58R | 
| Patents 1 - 
					7
					of 7 
       | 
| Number | Date | Patentee | Title | Type | 
| 8,742 | Feb. 17, 1852 | J. Millholland | Improvement in Steam Boilers |  | 
| AI177 | Oct. 06, 1857 | J.E. McConnell | Consumption of smoke in locomotive engines |  | 
| 202,429 | Apr. 16, 1878 | M. Fortin | Traction Engine | steam traction engines | 
| 203,429 | May 07, 1878 | J.B. Dougherty | Improvement in machines for cutting hoops from the log | hoop making machines | 
| 254,581 | Mar. 07, 1882 | J.E. Wooten | Locomotive Boiler | locomotive boilers | 
| 552,106 | Dec. 31, 1895 | J. Dinkelacker, Jr. | Wrench | quick adjust wrenches | 
| 812,529 | Feb. 13, 1906 | W.N. Rumely | Boiler | traction engine boilers |