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| All Patents in class 180/236 | |||||
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| Number | Date | Patentee | Title | Type | |
| 259,600 | Jun. 13, 1882 | J.V. Stribling | Traction Engine | steam traction engines | |
| 621,158 | Mar. 14, 1899 | I. Sedgwick | Traction Engine | steam traction engines | |