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| Patents for Abram Gaar | |||||
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| Number | Date | Patentee | Title | Type | |
| 18,444 | Oct. 20, 1857 | A. Gaar | Screen for grain-separators | corn and grain separators | |
| 27,497 | Mar. 13, 1860 | A. Gaar | Grain-cleaner | ||
| 104,571 | Jun. 21, 1870 | A. Gaar | Improvement in grain-separators | corn and grain separators | |
| 235,077 | Dec. 07, 1880 | A. Gaar | Portable Engine | portable steam engines | |