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| Patents for Phineas Davis | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,294X | Feb. 17, 1821 | P. Davis | Vibrating steam engine | steam engines | |
| 8,331X | Jul. 29, 1834 | P. Davis | Promoting combustion of anthracite and other fuel | ||
| 8,332X | Jul. 29, 1834 | P. Davis | Chilling wheels for cars and carriages | ||