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| All Patents in class 301/67 | |||||
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| Number | Date | Patentee | Title | Type | |
| 170,732 | Dec. 07, 1875 | H.A. Holt | Improvement in spoke-sockets | wheelwright | |
| 268,609 | Dec. 05, 1882 | E.M. Birdsall | Traction Wheel | steam traction engines | |
| 335,964 | Feb. 09, 1886 | R. Scheidler | Wheel | traction engine wheels | |