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| Patents for Obed Brooks | |||||
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| Number | Date | Patentee | Title | Type | |
| 35,298 | May 20, 1862 | A. Cahoon, Jr. | Improvement in Combined Spirit-Levels | inclinometers | |
| 172,377 | Jan. 18, 1876 | B.F. Bee | Improvement in Gimlets | gimlets | |