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| All Patents in class 301/6.5 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 450,484 | Apr. 14, 1891 | G.R. Duval | Traction Wheel | ||
| 521,988 | Jun. 26, 1894 | C. Quast | Traction Engine | ||
| 548,470 | Oct. 22, 1895 | E.J. Shrader | Traction Engine | ||
| 743,336 | Nov. 03, 1903 | W. Salway | Attachment for Steam Rollers | ||
| 866,414 | Sep. 17, 1907 | C. Quesnell, A.M. Anderson | Traction Wheel | ||