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| All Patents in class 152/300 | |||||
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| Number | Date | Patentee | Title | Type | |
| 119,922 | Oct. 17, 1871 | G.W. Fitts | Improvement in Traction Wheel | steam traction engines | |
| 781,573 | Jan. 31, 1905 | M.J. Todd | Traction Wheel | traction engine wheels | |
| 984,672 | Feb. 21, 1911 | A. Hormel | Pneumatic tire | vehicle tires | |