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| All Patents in class 280/855 | |||||
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| Number | Date | Patentee | Title | Type | |
| 272,447 | Feb. 20, 1883 | J. Hughes, D. Lippy | Traction Engine | steam traction engines | |
| 604,006 | May 10, 1898 | H.C. Duensing | Traction Wheel | traction engine wheels | |
| 705,123 | Jul. 22, 1902 | W.C. Oastler | Scraper or Cleaner for Wheels | motor vehicle accessories | |
| 1,774,835 | Sep. 02, 1930 | A.O. Lombard | Traction device | tracks | |