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| Patents for Fenner Bush | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,992X | Feb. 09, 1828 | F. Bush, L. Pratt | Machine for junking ivory by steam | ||
| 7,179X | Jul. 21, 1832 | L. Pratt, F. Bush | Gridiron | household tools | |
| 8,410X | Sep. 16, 1834 | L. Pratt, F. Bush | Vacant | ||
| 1,837 | Oct. 28, 1840 | W.M. Fowler | Machine for planing and forming ivory for combs | comb making machines | |