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| All Patents in class 110/122 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,422 | Feb. 01, 1848 | J.S. Lafitte | Spark Arrester | locomotive spark arresters | |
| 585,031 | Jun. 22, 1897 | C.L. Heisler | Locomotive | steam locomotives | |