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| Patents for Corydon B. Palmer | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 196,064 | Oct. 09, 1877 | A.A. Wilder | Improvement in bolt-locks for rail-joints | |
 | 230,514 | Jul. 27, 1880 | A.A. Wilder | Safety-governor for elevators, &c. | |
 | 248,539 | Oct. 18, 1881 | A.A. Wilder | Safety attachment and governor for elevators | |
 | 269,250 | Dec. 19, 1882 | A.A. Wilder | Hand-drill | |
 | 297,894 | Apr. 29, 1884 | A.A. Wilder | Nut-lock | |