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| Patents for David G. Colburn | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,242X | Oct. 25, 1832 | D.G. Colburn | Percussion Lock | gunsmith | |
| 7,620X | Jun. 29, 1833 | D.G. Colburn | Manufacturing guns | gunsmith | |
| 8,187X | May 12, 1834 | D.G. Colburn | Raising and conveying water for propelling machinery | ||