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| All Patents in class 180/9.46 | |||||
| Number | Date | Patentee | Title | Type | |
| 467,095 | Jan. 12, 1892 | J.F. Hanscom | Road Locomotive | traction engine tracks | |
| 484,829 | Oct. 25, 1892 | D.S. Stewart | Traction Engine | traction engine tracks | |