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| Patents for Alonzo Whitcomb | |||||
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| Number | Date | Patentee | Title | Type | |
| 81,854 | Sep. 01, 1868 | A. Whitcomb | Planing Machine | metal planers | |
| 89,533 | Apr. 27, 1869 | A. Whitcomb | Corn Husker | corn huskers | |
| 93,847 | Aug. 17, 1869 | A. Whitcomb | Planing Metals | metal planers | |
| 120,687 | Nov. 07, 1871 | A. Whitcomb | Improvement in Wrenches | nut wrenches | |
| 150,918 | May 12, 1874 | A. Whitcomb | Improvement in machines for making eaves-troughs | specialty woodworking machines | |
| 598,967 | Feb. 15, 1898 | A. Whitcomb | Driving mechanism for planing-machines | metal planers | |