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| All Patents in class 475/222 | |||||
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| Number | Date | Patentee | Title | Type | |
| 256,993 | Apr. 25, 1882 | A.O. Frick | Traction Engine | steam traction engines | |
| 263,159 | Aug. 22, 1882 | A.O. Frick | Traction Engine | steam traction engines | |
| 366,226 | Jul. 12, 1887 | F.F. Landis | Traction Engine | traction engine propulsion components | |
| 1,073,265 | Sep. 16, 1913 | L. Mayer | Vehicle running-gear | motor vehicles | |