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| All Patents in class 261/119.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,901 | Jan. 10, 1843 | Z. Wilbar | Spark Arrester | steam spark arresters | |
| RE10,951 | Jul. 31, 1888 | L.P. Malandin, E. Delamare-Deboutteville | Gas Engine | gas and gasoline engines | |