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| Patents for Louis A. Curtis | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 201,362 | Mar. 19, 1878 | A.S. Smith | Improvement in oil-cups | |
 | 204,962 | Jun. 18, 1878 | G.H. Fox | Improvement in adjustable ladder-trusses | |
 | 216,624 | Jun. 17, 1879 | B. Noyes, M.C. Mayo | Improvement in devices for suspending swings, &c. | |