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| All Patents in class 180/194 | |||||
| Picture | Number | Date | Patentee | Title | |
| 202,429 | Apr. 16, 1878 | M. Fortin | Traction Engine | ||
| 342,596 | May 25, 1886 | G.T. Glover | Traction Engine | ||
![]() | 400,058 | Mar. 26, 1889 | J.F. Conniff | Steam Sled | |